Numbers

Question: (800 ÷ 64) x (1296 ÷ 36) = ?
[A].

420

[B].

460

[C].

500

[D].

540

Answer: Option E

Explanation:

Given Exp. =	800	x	1296	= 450
	64		36

Question: 666 ÷ 6 ÷ 3 = ?
[A].

37

[B].

333

[C].

111

[D].

84

Answer: Option A

Explanation:

Given Exp. = 666 x	1	x	1	= 37
	6		3

Question: 8988 ÷ 8 ÷ 4 = ?
[A].

4494

[B].

561.75

[C].

2247

[D].

280.875

Answer: Option D

Explanation:

Given Exp. = 8988 x	1	x	1	=	2247	= 280.875
	8		4		8

Question: (1000)9 ÷ 1024 = ?
[A].

10000

[B].

1000

[C].

100

[D].

10

Answer: Option B

Explanation:

Given Exp. =	(1000)9	=	(103)9	=	(10)27	= 10(27-24) = 103 = 1000
	1024		1024		1024

Question:
If 1400 x x = 1050. Then, x = ?

[A].

1

4

[B].

3

5

[C].

2

3

[D].

3

4

Answer: Option D

Explanation:

1400 x x = 1050      x =	1050	=	3
	1400		4

Question:
4500 x ? = 3375

[A].

2

5

[B].

3

4

[C].

1

4

[D].

3

5

Answer: Option B

Explanation:

4500 x x = 3375      x =	337575	=	3
	4500100		4

Question: (?) + 3699 + 1985 – 2047 = 31111

[A].

34748

[B].

27474

[C].

30154

[D].

27574

Answer: Option B

Explanation:

x + 3699 + 1985 – 2047 = 31111

   x + 3699 + 1985 = 31111 + 2047

   x + 5684 = 33158

   x = 33158 – 5684 = 27474.

Question:
The difference between the local value and the face value of 7 in the numeral 32675149 is

[A].

75142

[B].

64851

[C].

5149

[D].

69993

Answer: Option D

Explanation:

(Local value of 7) – (Face value of 7) = (70000 – 7) = 69993

Question: 9548 + 7314 = 8362 + (?)

[A].

8230

[B].

8410

[C].

8500

[D].

8600

Answer: Option C

Explanation:

9548 16862 = 8362 + x
+ 7314 x = 16862 – 8362
—– = 8500
16862
—–

Question:
(35423 + 7164 + 41720) – (317 x 89) = ?

[A].

28213

[B].

84307

[C].

50694

[D].

56094

Answer: Option D

Explanation:

35423 317 x 89 = 317 x (90 -1 )
+ 7164 = (317 x 90 – 317)
+ 41720 = (28530 – 317)
—– = 28213
84307
– 28213
—–
56094
—–