1.

Devinculate the following Number:

2.

Add the following number and devinculate the sum so obtained

3.

1342 ÷ 12 =____,R = _____

4.

113 × 108 = __________

5.

Multiply the following by verticle and cross wise method

124X452

6.

The squares of which of the following would be odd numbers?

431

2826

7779

82004

7.

Square of 85 =

8.

12 × 9 = __________

9.

95 × 99 = __________

10.

Is 53240 a perfect cube? If not, then by which smallest natural number should 53240 be divided so that the quotient is a perfect cube?

11.

The cube of a two digit number may be a three digit number

True False

12.

Find the Square of 164 by duplex method.

13.

309 × 98= __________

14.

Multiply the following by verticle and cross wise method

63 X 42

15.

434224 ÷ 103=_____,R = ____

16.

First convert the digit greater than 5 into vinculum then multiply by verticle and cross wise method:

167 X 288

17.

1013 ÷ 89 =______,R = ______

18.

Find the cube of 58

19.

Parikshit makes a cuboid of plasticine of sides 5 cm, 2 cm, 5 cm. How many such cuboids will he need to form a cube?

20.

74 × 68= __________

21.

Divide 3224 by 9.

22.

Divide 2243 by 8 by straight division method.

23.

42324÷ 998 =_____,R = _____

24.

How many numbers lie between squares of 12 and 13 ?

25.

Convert the unit digit of below number into vinculum

1009