335 + Mcqs in Number System Questions Page 5 McqOptions

201.	12345679 72 is equal to?
A.	88888888
B.	999999998
C.	888888888
D.	898989898
Answer» D. 898989898

Discussion

202.	The sum of all natural numbers from 75 to 97 is :
A.	1598
B.	1798
C.	1958
D.	1978
Answer» E.

Discussion

203.	The sum of three consecutive odd natural numbers is 147 Then, the middle number is?
A.	47
B.	48
C.	49
D.	51
Answer» D. 51

Discussion

204.	The digit in unit s place of the product 81 82 83 ... 89 is
A.	0
B.	2
C.	6
D.	8
Answer» B. 2

Discussion

205.	A number when divided by 91 gives a remainder 17 When the same number is divided by 13, the remainder will be:
A.	0
B.	4
C.	6
D.	3
Answer» C. 6

Discussion

206.	The smallest possible threeplace decimal number is?
A.	0.012
B.	0.123
C.	0.111
D.	None of the above
Answer» E.

Discussion

207.	The smallest number of five digits exactly divisible by 476 is?
A.	47600
B.	10000
C.	10476
D.	10472
Answer» E.

Discussion

208.	3505 69.89 102 1699=?
A.	825
B.	700
C.	750
D.	800
E.	850
Answer» D. 800

Discussion

209.	A positive integer when divided by 425 gives remainder 45. When the same number is divided by 17, the remainder will be
A.	8
B.	9
C.	10
D.	11
Answer» E.

Discussion

210.	$$ {31^{2}-928-5^{2}}=2 ? 11$$
A.	22
B.	34
C.	45
D.	44
E.	76
Answer» E. 76

Discussion

211.	If the product of four consecutive natural numbers increased by a natural number p, is a perfect square; then the value of p is:
A.	8
B.	4
C.	2
D.	1
Answer» E.

Discussion

212.	324.995 x 15.98 4.002 + 36.88 =?
A.	1300
B.	1230
C.	1440
D.	1380
E.	1340
Answer» E. 1340

Discussion

213.	175 x 28 + 275 x 27.98 =?
A.	11800
B.	12600
C.	12800
D.	11600
E.	12200
Answer» C. 12800

Discussion

214.	The sum of square of two numbers is 68 and square of the difference of them is 36. Then multiplication value of the two is.
A.	16
B.	32
C.	58
D.	30
Answer» B. 32

Discussion

215.	If difference of cube and square of a number is 100 and difference of square and number is 20, then value of number is
A.	3
B.	5
C.	4
D.	None of these
Answer» C. 4

Discussion

216.	Two numbers are respectively 30% and 40% less than a third number. What percent is the first number of the second?
A.	110.1%
B.	119.9%
C.	116.66%
D.	101.2%
Answer» D. 101.2%

Discussion

217.	How many three-digit numbers are there in which all the digits are odd?
A.	500
B.	250
C.	100
D.	125
Answer» E.

Discussion

218.	Find the sum of 2x terms of the series ( 12 - 22 + 32 - 42 + ___ )
A.	x ( 2x + 1 )
B.	- x2 ( 2x + 1 )
C.	x ( 2x + 1 )
D.	-x ( 2x + 1 )
Answer» C. x ( 2x + 1 )

Discussion

219.	Direction: What is the approximate value will come in place of the question mark(?) in the following questions?5682 63 36=? 19
A.	170
B.	190
C.	210
D.	240
E.	140
Answer» B. 190

Discussion

220.	Product of digits of a 2-digit number is 27. If we add 54 to the number, the new number obtained is a number formed by interchange of the digits. Find the number.
A.	42
B.	93
C.	63
D.	39
Answer» E.

Discussion

221.	The sum of five consecutive even numbers of set A is 280. What is the sum of different set of five consecutive numbers whose lowest number is 71 less than double the lowest number of set A?
A.	182
B.	165
C.	172
D.	175
E.	None of these
Answer» E. None of these

Discussion

222.	What is the approximate value will come in place of the question mark(?) in the following questions?
A.	150
B.	120
C.	210
D.	240
E.	170
Answer» B. 120

Discussion

223.	If the number 247_679 is completely divisible by 9, then the smallest whole number in the place of the blank digit will be
A.	1
B.	5
C.	2
D.	7
Answer» B. 5

Discussion

224.	While solving a problem, by mistake, Anita squared a number and then subtracted 25 from it rather than first subtracting 25 from the number and then squaring it. But she got the right answer. What was the given number?
A.	48
B.	13
C.	38
D.	Cannot be determined
Answer» C. 38

Discussion

225.	The number which can be written in the form of n (n+1) (n+2), where n is a natural number, is:
A.	3
B.	6
C.	7
D.	5
Answer» C. 7

Discussion

226.	The numbers 1, 3, 5, 7______99 and 128 are multiplied together. The number of zeros at the end of the product must be:
A.	19
B.	22
C.	7
D.	Nil
Answer» C. 7

Discussion

227.	What is the quotient , when 2645 is divided by 48 ?
A.	53
B.	55
C.	57
D.	51
Answer» C. 57

Discussion

228.	The smallest possible three - place decimal is:
A.	0.012
B.	0.123
C.	0.111
D.	None of the above
Answer» E.

Discussion

229.	If $$ x=(164)^{169}+ (333)^{337}-(727)^{726}$$ then what is the units digit of x?
A.	5
B.	9
C.	7
D.	8
Answer» E.

Discussion

230.	On dividing a certain number by 342 we get 47 as remainder. If the same number is divided by 18, what will be the remainder?
A.	15
B.	13
C.	17
D.	11
Answer» E.

Discussion

231.	If P713 is divisible by 11, find the number P?
A.	5
B.	6
C.	7
D.	9
Answer» E.

Discussion

232.	The least value of n, such that (1 + 3 + 32 + ... + 3n) exceeds 2000, is-
A.	7
B.	8
C.	3
D.	5
Answer» C. 3

Discussion

233.	The value of $$ { 32^{0.16} 32^{0.04}}$$ is:
A.	2
B.	$$ {1 over 2}$$
C.	4
D.	$$ {1 over 4}$$
Answer» B. $$ {1 over 2}$$

Discussion

234.	The number will be, whose square is equal to the difference between the squares of 975 and 585, is:
A.	780
B.	390
C.	1560
D.	130
Answer» B. 390

Discussion

235.	The sum of two digit number is 16. If the digit is interchanged the number is formed 18 less than the original number. Find the original number.
A.	93
B.	84
C.	97
D.	56
Answer» D. 56

Discussion

236.	Two numbers, of which the first number is 200% of the second number. If the sum of the squares of the first number and the cube of the second number is 5 times the product of both numbers, find the difference between the two numbers?
A.	6
B.	9
C.	8
D.	7
Answer» B. 9

Discussion

237.	The digit in the unit's place of the number represented by (795 - 358) is:
A.	6
B.	7
C.	0
D.	4
Answer» E.

Discussion

238.	There are four numbers in a set. The mean of the three smallest numbers is 9, whereas the mean of the three largest ones is 11. What is the range of the data set?
A.	3
B.	6
C.	9
D.	5
Answer» C. 9

Discussion

239.	Which smallest number should be subtracted from 1000 so that results will be a perfect square?
A.	37
B.	38
C.	39
D.	40
Answer» D. 40

Discussion

240.	A man has eaten 100 grapes in 5 days. He eats 6 more grapes every day in comparison to the previous day. How many grapes did he eat on the first day?
A.	8
B.	12
C.	54
D.	76
Answer» B. 12

Discussion

241.	A student multiplies a number with 7.2 instead of 0.72. If due to this answer is 2592 more than the right answer, then what was the original number?
A.	560
B.	500
C.	420
D.	400
Answer» E.

Discussion

242.	Find the value of $$ {1 over{2 5}}+{1 over {5 8}}+{1 over {8 11}}+......{1 over {23 26}}=?$$
A.	$$ {1 over 11}$$
B.	$$ {3 over 11}$$
C.	$$ {2 over 13}$$
D.	$$ {4 over 11}$$
Answer» D. $$ {4 over 11}$$

Discussion

243.	The product of two numbers is 45 and their difference is 4. The sum of squares of the two numbers is
A.	135
B.	240
C.	73
D.	106
Answer» E.

Discussion

244.	The number of pairs of natural numbers the difference of whose squares is 45 will be
A.	2
B.	3
C.	6
D.	5
Answer» C. 6

Discussion

245.	Let x be the least number of 4 digit that when divided by 2, 3, 4, 5, 6 and 7 leaves a remainder of 1 in each case. If x lies between 2000 and 2500, then what is the sum of the digits of x?
A.	4
B.	15
C.	9
D.	10
Answer» B. 15

Discussion

246.	How many natural numbers less than 1000 are divisible by 5 or 7 but not by 35?
A.	243
B.	341
C.	285
D.	313
Answer» D. 313

Discussion

247.	What least value which should be added to 1812 to make it divisible 7,11 and 14?
A.	72
B.	154
C.	12
D.	36
Answer» E.

Discussion

248.	The real number to be added to 13851 to get a number that is divisible by 87 is :
A.	18
B.	43
C.	54
D.	69
Answer» E.

Discussion

249.	If a nine Digit number 785x3678y is divisible by 72, then the value of (7x- 5y) is:
A.	22
B.	20
C.	18
D.	16
Answer» B. 20

Discussion

250.	In a school $${1 over10} $$ of the boys are same in number as $${1 over4}$$ of the girls and $${5 over8} $$ of the girls are same in number as $${1 over4}$$ of the boys. The ratio of the boys to girls in that school is:
A.	4 : 3
B.	3 : 2
C.	2 : 1
D.	5 : 2
Answer» E.

Discussion

Explore topic-wise MCQs in Maths.

12345679 72 is equal to?

The sum of all natural numbers from 75 to 97 is :

The sum of three consecutive odd natural numbers is 147 Then, the middle number is?

The digit in unit s place of the product 81 82 83 ... 89 is

A number when divided by 91 gives a remainder 17 When the same number is divided by 13, the remainder will be:

The smallest possible threeplace decimal number is?

The smallest number of five digits exactly divisible by 476 is?

3505 69.89 102 1699=?

A positive integer when divided by 425 gives remainder 45. When the same number is divided by 17, the remainder will be

$$ {31^{2}-928-5^{2}}=2 ? 11$$

If the product of four consecutive natural numbers increased by a natural number p, is a perfect square; then the value of p is:

324.995 x 15.98 4.002 + 36.88 =?

175 x 28 + 275 x 27.98 =?

The sum of square of two numbers is 68 and square of the difference of them is 36. Then multiplication value of the two is.

If difference of cube and square of a number is 100 and difference of square and number is 20, then value of number is

Two numbers are respectively 30% and 40% less than a third number. What percent is the first number of the second?

How many three-digit numbers are there in which all the digits are odd?

Find the sum of 2x terms of the series ( 12 - 22 + 32 - 42 + ___ )

Direction: What is the approximate value will come in place of the question mark(?) in the following questions?5682 63 36=? 19

Product of digits of a 2-digit number is 27. If we add 54 to the number, the new number obtained is a number formed by interchange of the digits. Find the number.

The sum of five consecutive even numbers of set A is 280. What is the sum of different set of five consecutive numbers whose lowest number is 71 less than double the lowest number of set A?

What is the approximate value will come in place of the question mark(?) in the following questions?

If the number 247_679 is completely divisible by 9, then the smallest whole number in the place of the blank digit will be

While solving a problem, by mistake, Anita squared a number and then subtracted 25 from it rather than first subtracting 25 from the number and then squaring it. But she got the right answer. What was the given number?

The number which can be written in the form of n (n+1) (n+2), where n is a natural number, is:

The numbers 1, 3, 5, 7______99 and 128 are multiplied together. The number of zeros at the end of the product must be:

What is the quotient , when 2645 is divided by 48 ?

The smallest possible three - place decimal is:

If $$ x=(164)^{169}+ (333)^{337}-(727)^{726}$$ then what is the units digit of x?

On dividing a certain number by 342 we get 47 as remainder. If the same number is divided by 18, what will be the remainder?

If P713 is divisible by 11, find the number P?

The least value of n, such that (1 + 3 + 32 + ... + 3n) exceeds 2000, is-

The value of $$ { 32^{0.16} 32^{0.04}}$$ is:

The number will be, whose square is equal to the difference between the squares of 975 and 585, is:

The sum of two digit number is 16. If the digit is interchanged the number is formed 18 less than the original number. Find the original number.

Two numbers, of which the first number is 200% of the second number. If the sum of the squares of the first number and the cube of the second number is 5 times the product of both numbers, find the difference between the two numbers?

The digit in the unit's place of the number represented by (795 - 358) is:

There are four numbers in a set. The mean of the three smallest numbers is 9, whereas the mean of the three largest ones is 11. What is the range of the data set?

Which smallest number should be subtracted from 1000 so that results will be a perfect square?

A man has eaten 100 grapes in 5 days. He eats 6 more grapes every day in comparison to the previous day. How many grapes did he eat on the first day?

A student multiplies a number with 7.2 instead of 0.72. If due to this answer is 2592 more than the right answer, then what was the original number?

Find the value of $$ {1 over{2 5}}+{1 over {5 8}}+{1 over {8 11}}+......{1 over {23 26}}=?$$

The product of two numbers is 45 and their difference is 4. The sum of squares of the two numbers is

The number of pairs of natural numbers the difference of whose squares is 45 will be

Let x be the least number of 4 digit that when divided by 2, 3, 4, 5, 6 and 7 leaves a remainder of 1 in each case. If x lies between 2000 and 2500, then what is the sum of the digits of x?

How many natural numbers less than 1000 are divisible by 5 or 7 but not by 35?

What least value which should be added to 1812 to make it divisible 7,11 and 14?

The real number to be added to 13851 to get a number that is divisible by 87 is :

If a nine Digit number 785x3678y is divisible by 72, then the value of (7x- 5y) is:

In a school $${1 over10} $$ of the boys are same in number as $${1 over4}$$ of the girls and $${5 over8} $$ of the girls are same in number as $${1 over4}$$ of the boys. The ratio of the boys to girls in that school is: