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Q 1/45
Score 0
The sum of three prime numbers is 100. If one of them exceeds another by 36, then one of the numbers is:
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Q 2/45
Score 0
The difference between the local value and face value of 7 in the numeral 657903 is:
60
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6993
903
0
45 questions
Q.
The sum of three prime numbers is 100. If one of them exceeds another by 36, then one of the numbers is:
1
60 sec
Q.
The difference between the local value and face value of 7 in the numeral 657903 is:
2
60 sec
Q.
The unit’s digit in the product (3127)173  is:
3
60 sec
Q.
(51+52+53+………+100) is equal to:
4
60 sec
Q.
5b2 is a three-digit number with b as a missing digit. If the number is divisible by 6, the missing digit is:
5
60 sec
Q.
How many of the following numbers are divisible by 3 but not by 9? 2133, 2343, 3474, 4131, 5286, 5340, 6336, 7347, 8115, 9276
6
60 sec
Q.
The value of P, when 4864 x 9P2 is divisible by 12, is:
7
60 sec
Q.
How many of the following numbers are divisible by 132? 264, 396, 462, 792, 968, 2178, 5184, 6336
8
60 sec
Q.
The number 311311311311311311311 is:
9
60 sec
Q.
The largest natural number which exactly divides the product of any four consecutive natural numbers is:
10
60 sec
Q.
The sum of three consecutive odd numbers is always divisible by:
11
60 sec
Q.
The least number which must be subtracted from 6709 to make it exactly divisible by 9 is:
12
60 sec
Q.
The least number by which 72 must be multiplied in order to produce a multiple of 112, is:
13
60 sec
Q.
On dividing a number by 999, the quotient is 366 and the remainder is 103. The number is:
14
60 sec
Q.
When a number is divided by 31, the remainder is 29. When the same number is divided by 16, what will be the remainder?
15
60 sec
Q.
A number when divided by 6 leaves a remainder 3. When the square of the same number is divided by 6, the remainder is
16
60 sec
Q.
If x is a whole number, then x2(x2-1) is always divisible by
17
60 sec
Q.
A number when divided successively in order by 4, 5 and 6. The remainders were respectively 2, 3 and 4. The number is:
18
60 sec
Q.
A number when divided by 3 leaves a remainder 1. When the quotient is divided by 2, it leaves a remainder 1. What will be the remainder when the number is divided by 6?
19
60 sec
Q.
A number when divided b the sum of 555 and 445 gives two times their difference as quotient and 30 as the remainder. The number is:
20
60 sec
Q.
Find the greatest number that will divide 43, 91 and 183 so as to leave the same remainder in each case.
21
60 sec
Q.
The H.C.F. of two numbers is 23 and the other two factors of their L.C.M. are 13 and 14. The larger of the two numbers is:
22
60 sec
Q.
Six bells commence tolling together and toll at intervals of 2, 4, 6, 8 10 and 12 seconds respectively. In 30 minutes, how many times do they toll together ?
23
60 sec
Q.
Let N be the greatest number that will divide 1305, 4665 and 6905, leaving the same remainder in each case. Then sum of the digits in N is:
24
60 sec
Q.
The product of two numbers is 4107. If the H.C.F. of these numbers is 37, then the greater number is:
25
60 sec
Q.
Three number are in the ratio of 3 : 4 : 5 and their L.C.M. is 2400. Their H.C.F. is:
26
60 sec
Q.
The G.C.D. of 1.08, 0.36 and 0.9 is:
27
60 sec
Q.
The product of two numbers is 2028 and their H.C.F. is 13. The number of such pairs is:
28
60 sec
Q.
The least multiple of 7, which leaves a remainder of 4, when divided by 6, 9, 15 and 18 is:
29
60 sec
Q.
Find the lowest common multiple of 24, 36 and 40.
30
30 sec
Q.
The least number which should be added to 2497 so that the sum is exactly divisible by 5, 6, 4 and 3 is:
31
60 sec
Q.
The least number which when divided by 5, 6 , 7 and 8 leaves a remainder 3, but when divided by 9 leaves no remainder, is:
32
30 sec
Q.
A, B and C start at the same time in the same direction to run around a circular stadium. A completes a round in 252 seconds, B in 308 seconds and c in 198 seconds, all starting at the same point. After what time will they again at the starting point ?
33
60 sec
Q.
The H.C.F. of two numbers is 11 and their L.C.M. is 7700. If one of the numbers is 275, then the other is:
34
30 sec
Q.
What will be the least number which when doubled will be exactly divisible by 12, 18, 21 and 30 ?
35
60 sec
Q.
The ratio of two numbers is 3 : 4 and their H.C.F. is 4. Their L.C.M. is:
36
30 sec
Q.
The smallest number which when diminished by 7, is divisible 12, 16, 18, 21 and 28 is:
37
60 sec
Q.
252 can be expressed as a product of primes as:
38
30 sec
Q.
The greatest possible length which can be used to measure exactly the lengths 7 m, 3 m 85 cm, 12 m 95 cm is:
39
60 sec
Q.
Three numbers which are co-prime to each other are such that the product of the first two is 551 and that of the last two is 1073. The sum of the three numbers is:
40
30 sec
Q.
Find the highest common factor of 36 and 84.
41
30 sec
Q.
The least number, which when divided by 12, 15, 20 and 54 leaves in each case a remainder of 8 is:
42
60 sec
Q.
The greatest number which on dividing 1657 and 2037 leaves remainders 6 and 5 respectively, is
43
30 sec
Q.
Which of the following has the most number of divisors?
44
60 sec
Q.
The L.C.M. of two numbers is 48. The numbers are in the ratio 2 : 3. Then sum of the number is:
