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Number System

Number System
7.8% of 12.5 + 2.5% of 161 = ?

9
5
12
2

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

7.8 x 12.5/100 + 2.5 x 161/100= 0.975 + 4.025= 5

Number System
Four-fifth of a number is 10 more than two-third of the same number. What is the number?

75
35
89
91

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

75

Number System
What should come in place of question mark (?) in the following number series ? 7, 176, 480, 1058, 2188, 4426, ?

8884
8888
8882
8881

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Series is (No. + 9²) x 2, (+8²) x 2, (+7²) x 2, (+6²) x 2.......

Number System
3√103823 = ?

44
41
52
47

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 3√103823 = 3√47 x 47 x 47 = 47

Number System
A shopkeeper purchased 200 bulbs for Rs. 10 each. However, 5 bulbs were fused and had to be thrown away. The remaining were sold at Rs. 12 each. What will be percentage profit?

14
21
17
33

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

12

Number System
What is the difference between the largest number and the least number written with the digits 7, 3, 1, 4?

6048
6184
5084
6084

ANSWER DOWNLOAD EXAMIANS APP
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