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Number System

Number System
486+32×25—59=?

596
567
528
582

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528

Number System
(4 86%of 6500) ÷ 36 =?

877.5
977.5
677.5
777.5

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

877.5

Number System
On dividing 2272 as well as 875 by 3-digit number N, we get the same remainder. The sum of the digits of N is:

11
10
13
12

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Clearly, (2272 - 875) = 1397, is exactly divisible by N.Now. 1397 = 11 * 127The required 3-digit number is 127, the sum of whose digit is 10.

Number System
(444 x 44 x 4) ÷ 40 ?

2153.6
1953.6
2053.6
1853.6

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 444 x 44 x 4/40 = 1953.6

Number System
7432 ÷ 32 x ? = 2787

41
78
21
12

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

7432/32 x ? = 2787= ? = 2787 x 32/7432 = 12

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

1120
1180
1140
1160

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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

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