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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.
| 2001. |
A grocer purchased 80 kg of sugar at Rs. 13.50 per kg and mixed it with 120 kg of sugar of cost Rs. 16 per kg. At what rate should he sell the mixture (per kg) to gain 16%? |
| A. | Rs. 15.30 |
| B. | Rs. 19.18 |
| C. | Rs. 17.40 |
| D. | Rs. 18.66 |
| Answer» D. Rs. 18.66 | |
| 2002. |
I lost 20% by selling a watch for Rs.64. What per cent shall I gain or lose by selling it for Rs.100? |
| A. | 10 |
| B. | 20 |
| C. | 25 |
| D. | 30 |
| Answer» D. 30 | |
| 2003. |
A diamond worth Rs 144400 breaks into two pieces. The weight of these two pieces are in the ratio 11:8. If the value of the diamond is proportional to the square of its weight, then what will be the loss due to its breakage (in Rs)? |
| A. | 70,400 |
| B. | 60,300 |
| C. | 62,500 |
| D. | 68,300 |
| E. | None of these |
| Answer» B. 60,300 | |
| 2004. |
A number is increased by 10% and then reduced by 10%, then the number |
| A. | Doesn?t change |
| B. | Decreases by 1% |
| C. | Increases by 1% |
| D. | None of these |
| Answer» C. Increases by 1% | |
| 2005. |
When the price of a product was decreased by 10%, the number of products sold increased by 30%. What was the increase on the total revenue? |
| A. | \[\text{23 }\!\!%\!\!\text{ }\] |
| B. | \[\text{16}\frac{2}{3}%\] |
| C. | \[15%\] |
| D. | \[17%\] |
| Answer» E. | |
| 2006. |
It is given that Carbon - 14 decays at a constant rate and so it reduced to 30% in 1882 years. What will be the age of a three age of a treed in which carbon is only 9% of the original? |
| A. | 941 years |
| B. | 1882 years |
| C. | 3764 years |
| D. | 5646 years |
| E. | None of these |
| Answer» D. 5646 years | |
| 2007. |
Which of the following statement (s) is/are correct? (i) \[xy=b,\] is a polynomial (ii) \[\frac{1}{{{x}^{3}}}+\frac{1}{{{y}^{3}}}\] is polynomial. (iii) \[\frac{{{a}^{3}}-3ab}{{{b}^{3}}}\]is a polynomial (iv) \[\frac{{{a}^{3}}-3a}{{{b}^{3}}}\] is a polynomial |
| A. | (i) and (iv) |
| B. | (ii) and (iii) |
| C. | (i) and (iii) |
| D. | (iii) and (iv) |
| Answer» D. (iii) and (iv) | |
| 2008. |
How many times in a day, the two hands of a clock coincide? |
| A. | 11 |
| B. | 12 |
| C. | 22 |
| D. | 24 |
| Answer» D. 24 | |
| 2009. |
What is a single discount equivalent to a series discount of 20%, 10% and 5%? |
| A. | \[81%\] |
| B. | \[31.4%\] |
| C. | \[~31.6%\] |
| D. | \[32%\] |
| Answer» D. \[32%\] | |
| 2010. |
What is the reciprocal of \[\left( -\frac{4}{3},2 \right)\] when\[\frac{x}{x-1}+\frac{x-1}{x}=2\frac{1}{2}\] ? |
| A. | \[(5,4)\] |
| B. | 0 |
| C. | 1 |
| D. | 6 |
| Answer» C. 1 | |
| 2011. |
The possible values of a in \[0.01\] are |
| A. | 0 and 0 |
| B. | 9 and 0 |
| C. | 0 and 21 |
| D. | 0 and 9 |
| Answer» D. 0 and 9 | |
| 2012. |
Waheeda bought an air cooler for Rs.3300 including a tax of 10%. Find the price of the air cooler before VAT was added. |
| A. | Rs.3000 |
| B. | Rs.2000 |
| C. | Rs.3100 |
| D. | Rs.2900 |
| Answer» B. Rs.2000 | |
| 2013. |
Multiply \[6{{x}^{3}}-y+3{{x}^{2}}y\,\,by\,\,{{x}^{2}}+{{y}^{2}}\] |
| A. | \[6{{x}^{5}}-3{{x}^{4}}y-6{{x}^{3}}{{y}^{2}}-6{{x}^{3}}{{y}^{2}}+2{{x}^{2}}{{y}^{3}}-{{y}^{4}}\] |
| B. | \[6{{x}^{5}}+3{{x}^{4}}y+6{{x}^{3}}{{y}^{2}}-{{x}^{2}}y+3{{x}^{2}}{{y}^{3}}-{{y}^{3}}\] |
| C. | \[6{{x}^{5}}-3{{x}^{4}}y+6{{x}^{3}}{{y}^{2}}+2{{x}^{2}}{{y}^{3}}-{{y}^{5}}\] |
| D. | \[6{{x}^{5}}+3{{x}^{4}}y-6{{x}^{3}}{{y}^{2}}+2{{x}^{2}}{{y}^{3}}-{{y}^{5}}\] |
| Answer» C. \[6{{x}^{5}}-3{{x}^{4}}y+6{{x}^{3}}{{y}^{2}}+2{{x}^{2}}{{y}^{3}}-{{y}^{5}}\] | |
| 2014. |
\[x\propto y.\]When \[x=24,\,y=40.\] Find x when y=130. |
| A. | 56 |
| B. | 96 |
| C. | 78 |
| D. | 120 |
| Answer» D. 120 | |
| 2015. |
If p is 95% of q, then what percentage of p is q? |
| A. | 105% |
| B. | 1.053 |
| C. | 110% |
| D. | 1.15 |
| Answer» C. 110% | |
| 2016. |
If (x - 5) notebooks cost Rs. \[({{x}^{2}}-13x+40)\], what is the cost of one notebook? |
| A. | \[(x-1)\] |
| B. | \[(x-2)\] |
| C. | \[(x-6)\] |
| D. | \[(x-8)\] |
| Answer» E. | |
| 2017. |
A real estate agent receives Rs. 50,000 as commission, which is 4% of the selling price. At what price does the agent sell the property? |
| A. | Rs. 1250000 |
| B. | Rs. 1025000 |
| C. | Rs. 1125000 |
| D. | Rs. 1450000 |
| Answer» B. Rs. 1025000 | |
| 2018. |
.................... percent of \[\frac{2}{7}\] is \[\frac{1}{35}\] |
| A. | 20% |
| B. | 10% |
| C. | 15% |
| D. | 25% |
| Answer» C. 15% | |
| 2019. |
If 40% of a number is 256, 25% of that number is........... |
| A. | 160 |
| B. | 200 |
| C. | 125 |
| D. | 180 |
| Answer» B. 200 | |
| 2020. |
In a piggy bank the number of 25 paise coins are five times the number of 50 paise coins. If there are 120 coins find the amount in the bank? |
| A. | Rs. 25 |
| B. | Rs. 10 |
| C. | Rs. 35 |
| D. | Rs. 40 |
| Answer» D. Rs. 40 | |
| 2021. |
DIRECTIONS: Passage-2 Read the passage(s) given below and answer the questions that follow. The average of two numbers is 54. If one number is twice the other. What is the difference of the numbers. |
| A. | 52 |
| B. | 36 |
| C. | 42 |
| D. | 75 |
| Answer» C. 42 | |
| 2022. |
The roots of\[\frac{3}{14}\]are |
| A. | \[\frac{3}{14}\] |
| B. | \[{{10}^{o}}\] |
| C. | \[{{20}^{o}}\] |
| D. | \[{{30}^{o}}\] |
| Answer» E. | |
| 2023. |
When the time by the watch is 20 minutes past 7, the angle between the hands of the watch is: |
| A. | \[{{100}^{o}}\] |
| B. | \[{{90}^{o}}\] |
| C. | \[{{80}^{o}}\] |
| D. | (4) \[{{95}^{o}}\] |
| Answer» B. \[{{90}^{o}}\] | |
| 2024. |
Two men and a boy can do a piece of work in 5 days. While a man and 2 boys can do it in 6 days. If a man is paid at the rate of Rs.28 a week, what should be the wages of a boy? |
| A. | Rs.10 |
| B. | Rs.12 |
| C. | Rs.16 |
| D. | Rs.18 |
| Answer» D. Rs.18 | |
| 2025. |
A cycle is sold for Rs.880 at a loss of 20%. For how much should it be sold to gain 10%? |
| A. | Rs.1400 |
| B. | Rs.1210 |
| C. | Rs.1100 |
| D. | Rs.1000 |
| Answer» C. Rs.1100 | |
| 2026. |
Ten years hence a man will be twice as old as his son, but two years ago he was four times as old as his son then was. Find the age of the father. |
| A. | 26 years |
| B. | 28 years |
| C. | 30 years |
| D. | 35 years |
| Answer» B. 28 years | |
| 2027. |
If a merchant estimates his profits as 20% of the selling price, what is his real profit per cent? |
| A. | 25% |
| B. | 20% |
| C. | 22% |
| D. | 30% |
| Answer» B. 20% | |
| 2028. |
The length whose 30% equals to 24 cm is |
| A. | 75 cm |
| B. | 80 cm |
| C. | 90 cm |
| D. | 85 cm |
| Answer» C. 90 cm | |
| 2029. |
Find the product of\[\left( p\text{ }+\text{ }q\text{ }+\text{ }r \right)\text{ }[\text{ }{{\left( p\text{ }-\text{ }q \right)}^{2}}+{{\left( q\text{ }-\text{ }r \right)}^{2}}+\text{ }{{\left( r\text{ }-\text{ }p \right)}^{2}}]\]. |
| A. | \[{{p}^{3}}+{{q}^{3}}+{{r}^{3}}\] |
| B. | \[{{p}^{3}}\text{ }+\text{ }{{q}^{3}}\text{ }+\text{ }{{r}^{3}}\text{ }\,3pqr\] |
| C. | \[2\text{ }\left( {{p}^{3}}\text{ }+\text{ }{{q}^{3}}+{{r}^{3}}\text{ }-\text{ }3pqr \right)\] |
| D. | \[{{p}^{3}}\text{ }+\text{ }{{q}^{3}}+\,\,{{r}^{3}}+\,\,2\text{ }\left( pq\,\,+\,\,qr\,\,+\,\,rp \right)\] |
| E. | None of these |
| Answer» D. \[{{p}^{3}}\text{ }+\text{ }{{q}^{3}}+\,\,{{r}^{3}}+\,\,2\text{ }\left( pq\,\,+\,\,qr\,\,+\,\,rp \right)\] | |
| 2030. |
DIRECTIONS: Passage-4 Read the passage(s) given below and answer the questions that follow. Rs. 2000 amounts to Rs. 2600 in five years at a certain rate of simple interest. What is the rate of interest per annum? |
| A. | 0.05 |
| B. | 6% |
| C. | 0.04 |
| D. | 8% |
| Answer» C. 0.04 | |
| 2031. |
The present age of a man is 3 times that of his son. Six years ago, the age of the man was four times that of his son. Find the ratio of their ages 6 years later. |
| A. | 4:3 |
| B. | 0.127777777777778 |
| C. | 2:5 |
| D. | 0.209722222222222 |
| Answer» E. | |
| 2032. |
If the perimeter of the figure given is \[57cm,\]find the perimeter of the triangle in the figure, in the figure. |
| A. | \[30\text{ }cm\] |
| B. | \[\text{45 }cm\] |
| C. | \[39\text{ }cm\] |
| D. | \[3\text{ }cm\] |
| Answer» C. \[39\text{ }cm\] | |
| 2033. |
Amit want to buy a rectangular field whose area is \[(3{{a}^{2}}+5ab+2{{b}^{2}})sq\]. units. One of its sides is \[(a+b)\] units. Find the length of the fence around the field. |
| A. | \[\text{(10a+20b) units}\] |
| B. | \[\text{(4a+30) units}\] |
| C. | \[\text{(2a + 2b) units}\] |
| D. | \[\text{(8a + 60) units}\] |
| Answer» E. | |
| 2034. |
The S.I. on a sum of money for two years is Rs. 660, while C.I. is Rs.696.30, the rate of interest being the same in both the cases. Find the rate of interest. |
| A. | \[10%\] |
| B. | \[10\frac{1}{2}%\] |
| C. | \[12%\] |
| D. | \[11%\] |
| Answer» E. | |
| 2035. |
On selling 17 balls at Rs. 720, there is a loss equal to the cost price of 5 balls. The cost price of a ball is |
| A. | Rs. 45 |
| B. | Rs. 50 |
| C. | Rs. 60 |
| D. | Rs. 55 |
| Answer» D. Rs. 55 | |
| 2036. |
If \[\frac{2}{x}+3y=15\] and \[\frac{5}{x}-4y=3\] the value of x is |
| A. | 1/2 |
| B. | 2 |
| C. | 1/3 |
| D. | 3 |
| Answer» D. 3 | |
| 2037. |
The difference of simple interest on 13% p.a. and 12% p.a. of a certain sum in one year is Rs.110.00, then the sum is |
| A. | Rs.12000 |
| B. | Rs.13000 |
| C. | Rs.11000 |
| D. | Rs.16000 |
| Answer» D. Rs.16000 | |
| 2038. |
The marked price of an article is Rs. x, and selling price is Rs. y. What is the discount percentage? |
| A. | \[\frac{(x-y)\,100}{x}%\] |
| B. | \[\frac{(y-x)\,100}{x}%\] |
| C. | \[\left( \frac{y-x}{y} \right)100%\] |
| D. | \[\frac{x-y}{100}%\] |
| Answer» B. \[\frac{(y-x)\,100}{x}%\] | |
| 2039. |
Which of the following vary inversely with each other? |
| A. | speed and distance travelled |
| B. | Income tex and the income |
| C. | speed and time taken |
| D. | distance travelled by CNG Bus and the amount of CNG used. |
| E. | None of these |
| Answer» D. distance travelled by CNG Bus and the amount of CNG used. | |
| 2040. |
If x : y:: y: z, then the correct statement is |
| A. | \[C.I.=A-P=P\] |
| B. | \[\left\{ {{\left( 1+\frac{R}{100k} \right)}^{nk}}-1 \right\}\] |
| C. | \[{{R}_{1}}%\] |
| D. | \[{{R}_{2}}%\] |
| Answer» C. \[{{R}_{1}}%\] | |
| 2041. |
In a class of 100 students, 55 students have passed in Mathematics and 67 students have passed in Physics. Then the number of students who have passed in Physics only is _____ |
| A. | 22 |
| B. | 33 |
| C. | 10 |
| D. | 45 |
| E. | None of these |
| Answer» E. None of these | |
| 2042. |
A shopkeeper allows a discount of \[10%\] on the marked price. How much above the cost price must he mark his goods to gain\[8%\]? |
| A. | \[20%\] |
| B. | \[100%\] |
| C. | \[80%\] |
| D. | \[25%\] |
| Answer» B. \[100%\] | |
| 2043. |
The remainder obtained when \[a\ne 0\]is divided by \[b\ne 0\] is |
| A. | \[c\ne 0\] |
| B. | \[a{{x}^{2}}+bx+c=0\] |
| C. | \[a\ne 0\] |
| D. | None of these |
| Answer» D. None of these | |
| 2044. |
Find the Value of t if \[\frac{1}{t+1}+\frac{1}{t+2}+\frac{2}{t+10}\]. |
| A. | \[t=\frac{-26}{17}\] |
| B. | \[t=\frac{-17}{8}\] |
| C. | t = 2 |
| D. | t = -3 |
| E. | None of these |
| Answer» B. \[t=\frac{-17}{8}\] | |
| 2045. |
Simplify: \[{{\left[ 2{{x}^{2}}-\frac{1}{400}{{y}^{2}} \right]}^{2}}-{{\left[ 2{{x}^{2}}+\frac{1}{400}{{y}^{2}} \right]}^{2}}\] |
| A. | \[-\frac{{{x}^{2}}{{y}^{2}}}{40}\] |
| B. | \[-\frac{{{x}^{2}}{{y}^{2}}}{50}\] |
| C. | \[\frac{xy}{50}\] |
| D. | \[-\frac{{{x}^{2}}{{y}^{2}}}{5}\] |
| Answer» C. \[\frac{xy}{50}\] | |
| 2046. |
Walking \[{{R}_{1}}%\] th of his usual rate, a boy reaches his school 4 minutes early. Find his usual time to reach the school. |
| A. | 40min |
| B. | 32min |
| C. | 28min |
| D. | 48min |
| Answer» D. 48min | |
| 2047. |
What is the difference obtained when \[{{x}^{3}}-x{{y}^{2}}+5{{x}^{2}}y-{{y}^{3}}\]is subtracted from \[-{{y}^{3}}-6{{x}^{2}}y-x{{y}^{2}}+{{x}^{3}}\]? |
| A. | \[2{{y}^{3}}-8{{x}^{2}}y+3x{{y}^{2}}-2{{x}^{3}}\] |
| B. | \[2{{x}^{3}}-2x{{y}^{2}}-{{x}^{2}}y-2{{y}^{3}}\] |
| C. | \[-11{{x}^{2}}y\] |
| D. | \[11{{x}^{2}}y\] |
| Answer» D. \[11{{x}^{2}}y\] | |
| 2048. |
Two numbers A and B are such that the sum of 5% of A and 4% of B is two- third of the sum of 6% of A and 8% of B. Find the ratio of A : B |
| A. | 0.085416666666667 |
| B. | 0.042361111111111 |
| C. | 0.12777777777778 |
| D. | 0.16875 |
| Answer» E. | |
| 2049. |
A student multiplied a number by 3/5 instead of 5/3. What is the percentage error in the calculation? |
| A. | 0.34 |
| B. | 0.44 |
| C. | 0.54 |
| D. | 0.64 |
| Answer» E. | |
| 2050. |
By selling goods for Rs.153, a man loses 10%. For how much should he sell them to gain 20%? |
| A. | Rs.204 |
| B. | Rs.200 |
| C. | Rs.201 |
| D. | Rs.203 |
| Answer» B. Rs.200 | |