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Number System

Number System
1827÷ 36 x ?=162.4

1.9
4.3
3.2
2.6

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

3.2

Number System
2/11 of 3/7 of 8/13 of 12012 = ?

321
241
449
576

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 2 x 3 x 8 x 12012/11 x 7 x 13 = 576

Number System
(800 / 64) * (1296 / 36) = ?

460
500
420
None of these

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Given Exp.= 800/64 * 1296/36 = 12.5 * 36 = 450

Number System
In a two-digit number, the digit in unit's place is two more than three times the digit in ten's place. If the sum of the two digits is 10, what is the number ?

28
24
22
18

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the number be 10x + y.∴ y = 3x + 2 .......(i)And, x + y = 10 ......(ii)From (i) and (ii), x = 2, y = 8∴ Number = 28

Number System
17580 x 1.8 - 13720 x 2.1 = ? x 2.4

1160
1140
1180
1120

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

2.4 x ? = 31644 - 28812 = 2832∴ ? = 2832/2.4= 1180

Number System
The difference between a number and its three-fifth is 50. What is the number?

125
75
100
None of these

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

x - 3/5 x = 50 => 2/5 x = 50x = (50 * 5)/2 = 125.

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