Q 1.

Find the least number which when divided by 12, 15, 20 and 54 leaves 8 as remainder in each case.

Options:

504

536

544

548

Q 2.

Find the least number which should be added to 2497 so that the sum is exactly divisible by 3,4,5 and 6.

Options:

3

13

23

33

Q 3.

Find the greatest number of 4 digits which is divisible by 15, 25, 40 and 75

Options:

9000

9400

9600

9800

Q 4.

Find the greatest number which on dividing 1657 and 2037 leaves remainder 6 and 5 respectively.

Options:

305

123

235

127

Q 5.

Find the greatest number that will divide 43, 91 and 183 so as to leave the same remainder in each case.

Options:

4

9

7

13

Q 6.

A rectangular steel sheet 3.78m long and 5.25m wide is to be cut into square pieces, each of same size. Find the largest size of the piece which could be cut.

Options:

21cm

42cm

14cm

None of these

Q 7.

There are 1001 pens and 910 pencils and you have to find the maximum number of students to distribute these pens and pencils in such a way that each student gets same number of pens and same number of pencils.

Options:

1001

910

1911

91

Q 8.

The greatest possible length which can be used to exactly measure the lengths 12m 95cm, 7m and 3m 85cm is

Options:

45cm

35cm

25cm

15cm

Q 9.

Which of the following can never be the LCM of two numbers if their HCF is equal to 8

Options:

48

60

24

56

Q 10.

If x and y are two prime numbers such that x>y and LCM of x and y is 161. Then find the value of 3y-x

Options:

1

2

-1

-2

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