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MCQOPTIONS
This section includes 2318 Mcqs, each offering curated multiple-choice questions to sharpen your 8th Class knowledge and support exam preparation. Choose a topic below to get started.
| 651. |
If '\[c\,\Delta \,b\,\Delta \,a\]' means 'divided by', \[c\times b\times a\] means 'added to', 'x' means 'subtracted from' and \[b\,\theta \,c\,\Delta \,a\] means' multiplied by', then what is the value of \[{{L}_{1}},\] |
| A. | \[{{L}_{2}},\] |
| B. | \[{{V}_{1}}\] |
| C. | \[{{V}_{2}}\] |
| D. | \[({{L}_{1}}''{{L}_{2}})*({{V}_{1}}''{{V}_{2}})\] |
| Answer» E. | |
| 652. |
Which of the following conclusions is correct according to the given expression and symbols? \[a\,\Delta \,b\,\phi \,c\] \[a+b\,\theta \,c\] \[a\,\phi \,b\,\theta \,c\] \[b\,\theta \,c\,\square \,a\] \[c+b\times a\] \[a\times b\,\theta \,c\] Expression (qEq) and (qEr) |
| A. | pEr |
| B. | pFr |
| C. | rBp |
| D. | rBq |
| Answer» B. pFr | |
| 653. |
If 20 -10 means 200, \[a\,\phi \,b\,\theta \,c\] means 12,\[c+b\times a\]means 4 then \[a\times b\,\theta \,c\] |
| A. | 0 |
| B. | 20 |
| C. | 1000 |
| D. | 1900 |
| Answer» B. 20 | |
| 654. |
If \[\text{a o}|b\square c\] means \[\text{a }\square \text{ b }\!\!\Delta\!\!\text{ c}\] . \[a+\,\square \,\,b\,\Delta \,c\] means \[a\times b-c\], \[a\,\Delta \,b\,\times c\] means \[a+b\times c\] and \[a\,\Delta \,b\,\Delta \,c\], means \[b+a\,\Delta \,c\], then which of the following gives the result of \[b\,\Delta \,a\,\theta \,c\] |
| A. | 77 |
| B. | 160 |
| C. | 240 |
| D. | 2370 |
| Answer» B. 160 | |
| 655. |
If \[\text{+ and }\!\!\times\!\!\text{ ,4 and 6}\]and\[\text{+ and }\!\!\times\!\!\text{ ,4 and 6}\] it necessarily follows that |
| A. | \[4+12=16\] |
| B. | \[\text{a }\square \text{ c }\!\!\theta\!\!\text{ b}\] |
| C. | \[b\times \text{a}\square c\] |
| D. | \[b\times \text{a}\square c\] |
| Answer» E. | |
| 656. |
Find the correct inference according to given premises and symbols: A: Not greater than B: Greater than C: Equal to E: Not less than F: Less than Premise: (pCm) and (pAm) |
| A. | pAm |
| B. | pDm |
| C. | pEm |
| D. | pFm |
| Answer» D. pFm | |
| 657. |
DIRECTIONS: In each of the following questions, different alphabets stand for various symbols as indicated below: Addition: O Subtraction: M Multiplication: A Division: Q Equal to: X Greater than: Y Less than: Z Out of the alternatives given in these question, only one is correct. |
| A. | 1 O 1 Q 1 M 1 Y 3 Q 1 |
| B. | 2 Q 1 O 20 A 1 Z 6 A 4 |
| C. | 3 O 2 O 10 Q 2 X 10 A 2 |
| D. | 5 Q 5 A 5 O 5 Y A 2 |
| Answer» C. 3 O 2 O 10 Q 2 X 10 A 2 | |
| 658. |
In the following questions which one of the four interchanges in signs and numbers would make the given equation correct? \[\div \] |
| A. | \[+\]and\[\div \], 2 and 3 |
| B. | \[\times \]and\[\div \], 2 and 4 |
| C. | \[-\]and\[\div \], 3 and 4 |
| D. | No interchanges, 3 and 4 |
| Answer» B. \[\times \]and\[\div \], 2 and 4 | |
| 659. |
If the first half of the English alphabet is reversed and then next portion of English alphabet is reversed so as 'A' takes the position of 'M' and 'N' takes the position of 'Z' then which letter will be 6th to the left of 17th letter to the right of 7th letter from the left? |
| A. | U |
| B. | V |
| C. | C |
| D. | D |
| Answer» C. C | |
| 660. |
Ritu and Priti starts from a fixed point. Ritu moves 5 km westward and turns left and then covers 6 km. Priti moves 7 km northward, turns left and walks 5 km. The distance between Ritu and Priti now is _____. |
| A. | 10km |
| B. | 13km |
| C. | 8km |
| D. | 6km |
| Answer» C. 8km | |
| 661. |
Find the odd one amongst the set of figures of a series. |
| A. | Q |
| B. | R |
| C. | T |
| D. | U |
| Answer» E. | |
| 662. |
Count the number of cubes in (tie given figure. |
| A. | 14 |
| B. | 16 |
| C. | 18 |
| D. | 22 |
| Answer» C. 18 | |
| 663. |
Select the CORRECT water image of the Fig. (X). |
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| D. | |
| Answer» D. | |
| 664. |
There is a certain relationship between figures 1 and 2. Establish a similar relationship between figures 3 and 4 by selecting a suitable figure from the given options. |
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| Answer» C. | |
| 665. |
Find the missing figure which will replace the (?) in Problem Figures to complete the series. |
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| C. | |
| D. | |
| Answer» C. | |
| 666. |
Which of the following options satisfy the same conditions of placement of dots as in Fig. (X). |
| A. | |
| B. | |
| C. | |
| D. | |
| Answer» D. | |
| 667. |
Select a figure from the options in which Fig. (X) is exactly embedded as one of its part. |
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| Answer» B. | |
| 668. |
If '-' stands for 'division', '+' stands for 'multiplication', \[\text{ }\!\!'\!\!\text{ }\div \text{ }\!\!'\!\!\text{ }\]stands for 'subtraction' and \[\text{ }\!\!'\!\!\text{ }\times \text{ }\!\!'\!\!\text{ }\] stands for 'addition', which one of the following equations is CORRECT? |
| A. | \[6+20-12-7-1\text{ }=38\] |
| B. | \[6-3\div 12\times 7+1=57\] |
| C. | \[6+20-12\div 7\times 1=62\] |
| D. | \[6\div 20\times 12+7-1=70\] |
| Answer» E. | |
| 669. |
Select a figure from the options as to how the pattern would appear when the transparent sheet is folded along the dotted line. |
| A. | |
| B. | |
| C. | |
| D. | |
| Answer» C. | |
| 670. |
Count the number of triangles in the given figure, |
| A. | 20 |
| B. | 22 |
| C. | 23 |
| D. | None of these |
| Answer» C. 23 | |
| 671. |
Find the figure from the options which will continue the same series as established by the given Problem Figures. |
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| B. | |
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| Answer» C. | |
| 672. |
Select the CORRECT mirror image of the given Fig. (X). |
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| C. | |
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| Answer» C. | |
| 673. |
Two positions of a block are given. When 1 is at the top, which number will be at the bottom? |
| A. | 3 |
| B. | 6 |
| C. | 2 |
| D. | 1 |
| Answer» C. 2 | |
| 674. |
Which of the following words CANNOT be formed by using the letters of the given word. CONCENTRATE |
| A. | TREAT |
| B. | CONCERN |
| C. | TRAIN |
| D. | CENTRE |
| Answer» D. CENTRE | |
| 675. |
If 'lead' is called 'stick', 'stick' is called 'nib', 'nib' is called 'needle' 'needle' is called 'rope' and 'rope' is called 'thread', what will be fitted in a pen to write with it? |
| A. | stick |
| B. | lead |
| C. | needle |
| D. | nib |
| Answer» D. nib | |
| 676. |
Kunal walks 10 kilometres towards North. From there, he walks 6 kilometres towards South. Then, he walks 3 kilometres towards East. How far and in which direction is he with reference to his starting point? |
| A. | 5 kilometres West |
| B. | 5 kilometres North-east |
| C. | 7 kilometres East |
| D. | 7 kilometres West |
| Answer» C. 7 kilometres East | |
| 677. |
In the given Venn diagram, find the region representing persons who are educated and employed but not confirmed in Job. |
| A. | d |
| B. | e |
| C. | b |
| D. | a, b |
| Answer» D. a, b | |
| 678. |
A, B. C, D, E. F, G and H are sitting around a circle facing the centre. B is second to the right of D, who is third to the right of F. C is second to the left of A, who is second to the left of F. G is third to the right of E. Who is on the immediate right of A? |
| A. | B |
| B. | E |
| C. | F |
| D. | None of these |
| Answer» C. F | |
| 679. |
There is a certain relationship between the numbers on the either side of : :. Select a number from the options which will replace the ?. 3 : 15 : : 7 : ? |
| A. | 35 |
| B. | 61 |
| C. | 36 |
| D. | 64 |
| Answer» B. 61 | |
| 680. |
In a row of boys facing North, A is sixteenth from the left end and C is sixteenth from the right end. B, who is fourth to the right of A, is fifth to the left of C in the row. How many boys are there in the row? |
| A. | 39 |
| B. | 40 |
| C. | 41 |
| D. | 42 |
| Answer» C. 41 | |
| 681. |
If \[\mathbf{lo}{{\mathbf{g}}_{\mathbf{2}}}\left[ \mathbf{lo}{{\mathbf{g}}_{\mathbf{3}}}\left( \mathbf{lo}{{\mathbf{g}}_{\mathbf{2}}}\mathbf{x} \right) \right]\mathbf{=1}\]then x is equal to: |
| A. | 0 |
| B. | 12 |
| C. | 128 |
| D. | 512 |
| Answer» E. | |
| 682. |
\[\frac{\mathbf{log}\sqrt[\mathbf{3}]{\mathbf{6}}}{\mathbf{log6}}\] is equal to: |
| A. | \[\frac{1}{\sqrt{8}}\] |
| B. | \[\frac{1}{4}\] |
| C. | \[\frac{1}{3}\] |
| D. | \[\frac{1}{8}\] |
| Answer» D. \[\frac{1}{8}\] | |
| 683. |
The value of log3 81 is equal to: |
| A. | -27 |
| B. | -4 |
| C. | 4 |
| D. | 27 |
| Answer» C. 4 | |
| 684. |
Simplify: \[\left[ \frac{1}{{{\log }_{xy}}(xyz)}+\frac{1}{{{\log }_{yz}}(xyz)}+\frac{1}{{{\log }_{zx}}(xyz)} \right]\] |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 0 |
| Answer» C. 3 | |
| 685. |
What is the value of \[\left( \frac{\mathbf{1}}{\mathbf{2}}\mathbf{lo}{{\mathbf{g}}_{\mathbf{10}}}\mathbf{25-2lo}{{\mathbf{g}}_{\mathbf{10}}}\mathbf{4+lo}{{\mathbf{g}}_{\mathbf{10}}}\mathbf{32+lo}{{\mathbf{g}}_{\mathbf{10}}}\mathbf{1} \right)\]? |
| A. | 0 |
| B. | \[\frac{1}{5}\] |
| C. | 1 |
| D. | \[\frac{2}{5}\] |
| Answer» D. \[\frac{2}{5}\] | |
| 686. |
What is the value of \[\frac{\mathbf{1}}{\mathbf{2}}\mathbf{lo}{{\mathbf{g}}_{\mathbf{10}}}\mathbf{36-21o}{{\mathbf{g}}_{\mathbf{10}}}\mathbf{3+lo}{{\mathbf{g}}_{\mathbf{10}}}\mathbf{15?}\] |
| A. | 2 |
| B. | 3 |
| C. | 1 |
| D. | 0 |
| Answer» D. 0 | |
| 687. |
What is the value of \[{{\left[ \mathbf{lo}{{\mathbf{g}}_{\mathbf{10}}}\left( \mathbf{5 lo}{{\mathbf{g}}_{\mathbf{10}}}\mathbf{100} \right) \right]}^{\mathbf{2}}}_{\mathbf{b}}\] |
| A. | 4 |
| B. | 3 |
| C. | 2 |
| D. | 1 |
| Answer» E. | |
| 688. |
What is \[\mathbf{lo}{{\mathbf{g}}_{\mathbf{10}}}\left( \frac{\mathbf{3}}{\mathbf{2}} \right)\mathbf{+lo}{{\mathbf{g}}_{\mathbf{10}}}\left( \frac{\mathbf{4}}{\mathbf{3}} \right)\mathbf{+lo}{{\mathbf{g}}_{\mathbf{10}}}\left( \frac{\mathbf{5}}{\mathbf{4}} \right)\mathbf{+}.....\]up to 10 terms equal to? |
| A. | 0 |
| B. | \[lo{{g}_{10}}6\] |
| C. | \[lo{{g}_{10}}5\] |
| D. | None of these |
| Answer» C. \[lo{{g}_{10}}5\] | |
| 689. |
If \[{{\mathbf{2}}^{\mathbf{lo}{{\mathbf{g}}_{\mathbf{3}}}\mathbf{9}}}\mathbf{+2}{{\mathbf{5}}^{\mathbf{lo}{{\mathbf{g}}_{\mathbf{9}}}\mathbf{3}}}\mathbf{=}{{\mathbf{8}}^{\mathbf{lo}{{\mathbf{g}}_{\mathbf{x}}}\mathbf{9}}}\mathbf{,}\] then x = ________. |
| A. | 9 |
| B. | 8 |
| C. | 3 |
| D. | 2 |
| Answer» C. 3 | |
| 690. |
The value of \[\frac{\mathbf{1}}{\mathbf{1+lo}{{\mathbf{g}}_{\mathbf{ab}}}\mathbf{c}}\mathbf{+}\frac{\mathbf{1}}{\mathbf{1+lo}{{\mathbf{g}}_{\mathbf{ac}}}\mathbf{b}}\mathbf{+}\frac{\mathbf{1}}{\mathbf{1+lo}{{\mathbf{g}}_{\mathbf{bc}}}\mathbf{a}}\]equals |
| A. | 2 |
| B. | 0 |
| C. | 1 |
| D. | log abc |
| Answer» B. 0 | |
| 691. |
If \[\mathbf{log}\left( \mathbf{0}\mathbf{.37} \right)\mathbf{=}\overline{\mathbf{1}}\mathbf{.756,}\]then the value of \[\mathbf{log37}+\mathbf{log}{{\left( \mathbf{0}.\mathbf{37} \right)}^{\mathbf{3}}}+\mathbf{log}\sqrt{0.\mathbf{37}}\]is: |
| A. | 0.902 |
| B. | \[\overline{2}.146\] |
| C. | 3.444 |
| D. | \[\overline{1}.1\text{ }46\] |
| Answer» D. \[\overline{1}.1\text{ }46\] | |
| 692. |
If \[\mathbf{x}=\mathbf{lo}{{\mathbf{g}}_{\mathbf{3}}}27\]and\[\mathbf{y}=\mathbf{lo}{{\mathbf{g}}_{9}}27\],then \[\frac{\mathbf{1}}{\mathbf{x}}\mathbf{+}\frac{\mathbf{1}}{\mathbf{y}}\mathbf{=}\] _____. |
| A. | \[\frac{1}{3}\] |
| B. | \[\frac{1}{9}\] |
| C. | 3 |
| D. | 1 |
| Answer» E. | |
| 693. |
\[\frac{\mathbf{lo}{{\mathbf{g}}_{\mathbf{5}}}\mathbf{6}}{\mathbf{lo}{{\mathbf{g}}_{\mathbf{5}}}\mathbf{2+1}}\mathbf{=}\] |
| A. | \[lo{{g}_{2}}6\] |
| B. | \[lo{{g}_{2}}5\] |
| C. | \[lo{{g}_{10}}6\] |
| D. | \[lo{{g}_{10}}30\] |
| Answer» D. \[lo{{g}_{10}}30\] | |
| 694. |
Find the value of x which satisfies the relation \[\mathbf{lo}{{\mathbf{g}}_{\mathbf{10}}}\mathbf{2+lo}{{\mathbf{g}}_{\mathbf{10}}}\mathbf{(4x+1)=lo}{{\mathbf{g}}_{\mathbf{10}}}\mathbf{(x+1)+1}\] |
| A. | 4 |
| B. | -4 |
| C. | 1/4 |
| D. | not defined |
| Answer» C. 1/4 | |
| 695. |
If \[\mathbf{lo}{{\mathbf{g}}_{\mathbf{5}}}\left( {{\mathbf{x}}^{\mathbf{2}}}\mathbf{+x} \right)\mathbf{-lo}{{\mathbf{g}}_{\mathbf{5}}}\left( \mathbf{x+l} \right)\mathbf{=2}\], then the value of x is: |
| A. | 5 |
| B. | 10 |
| C. | 25 |
| D. | 32 |
| Answer» D. 32 | |
| 696. |
If \[\mathbf{lo}{{\mathbf{g}}_{\mathbf{10}}}\mathbf{5+lo}{{\mathbf{g}}_{\mathbf{10}}}\left( \mathbf{5x+1} \right)\mathbf{=lo}{{\mathbf{g}}_{\mathbf{10}}}\left( \mathbf{x+5} \right)\mathbf{+1,}\]then x is equal to: |
| A. | 1 |
| B. | 3 |
| C. | 5 |
| D. | 10 |
| Answer» C. 5 | |
| 697. |
If \[\mathbf{lo}{{\mathbf{g}}_{\mathbf{5}}}\mathbf{x+2lo}{{\mathbf{g}}_{\mathbf{25}}}\mathbf{x+3lo}{{\mathbf{g}}_{\mathbf{125}}}\mathbf{=9,}\] then x = _______. |
| A. | 6 |
| B. | 36 |
| C. | 125 |
| D. | None of these |
| Answer» D. None of these | |
| 698. |
If \[\mathbf{lo}{{\mathbf{g}}_{\mathbf{8}}}\mathbf{x+lo}{{\mathbf{g}}_{\mathbf{8}}}\frac{\mathbf{1}}{\mathbf{6}}\mathbf{=}\frac{\mathbf{1}}{\mathbf{3}}\mathbf{,}\] then the value of x is: |
| A. | 12 |
| B. | 16 |
| C. | 18 |
| D. | 24 |
| Answer» B. 16 | |
| 699. |
If \[\mathbf{log2}=\mathbf{x},\,\,\mathbf{log3}=\mathbf{y}\] and \[\mathbf{log7}=\mathbf{z},\]then the value of \[\mathbf{log(8}\mathbf{.}\sqrt[\mathbf{3}]{\mathbf{21}}\mathbf{)}\]is: |
| A. | \[2x+\frac{2}{3}y-\frac{1}{3}z\] |
| B. | \[2x+\frac{2}{3}y+\frac{1}{3}z\] |
| C. | \[2x-\frac{2}{3}y+\frac{1}{3}z\] |
| D. | \[3x+\frac{1}{3}y+\frac{1}{3}z\] |
| Answer» E. | |
| 700. |
If \[\mathbf{lo}{{\mathbf{g}}_{\mathbf{a}}}\mathbf{(ab)=x,}\] then \[\mathbf{lo}{{\mathbf{g}}_{\mathbf{b}}}\](ab) is: |
| A. | \[\frac{1}{x}\] |
| B. | \[\frac{x}{x+1}\] |
| C. | \[\frac{x}{1-x}\] |
| D. | \[\frac{x}{x-1}\] |
| Answer» E. | |