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Number System

Number System
(444 x 44 x 4) ÷ 40 ?

1853.6
1953.6
2053.6
2153.6

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 444 x 44 x 4/40 = 1953.6

Number System
Find the least number with which 16200 should be multiplied, to make it a perfect cube.

360
36
45
48

ANSWER DOWNLOAD EXAMIANS APP

Number System
A certain number successively divided by 2, 5 and 7 leaves remainders 1, 2 and 3 respectively. When the same number is divided by 70, what is the remainder?

36
34
33
35

ANSWER DOWNLOAD EXAMIANS APP

Number System
If the fractions8/5,7/2,9/5,5/4,4/5 are arranged in descending order of their values, which one will be fourth?

1/3
7/9
5/4
11/13

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

5/4

Number System
If the difference between a number and its 2/5 is 240, find the number.

400
440
360
480

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the no. be x Therefore x - 2x/5 = 240,        Therefore, 3x/5 = 240Therefore, x = 240x5/3 = 400

Number System
If (35)² is added to the square of a number the answer so obtained is 1394. What is the number ?

13
17
15
11

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the number be x Therefore, x² + (35)² = 1394Therefore, x² = 1394 - (35)²                       = 1394 - 1225                       = 169Therefore, x = √169 = 13

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