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Number System

Number System
If one third of 3/4 of a number is 21. Then find the number?

840
84
63
630

ANSWER DOWNLOAD EXAMIANS APP

Number System
Find the number, when 15 is subtracted from 7 times the number, the result is 10 more than twice of the number

15
7.5
5
4

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the number be x.7x -15 = 2x + 10 => 5x = 25 => x = 5

Number System
3√103820 x 3√274620 = ?

3045
3035
3065
3055

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

3√103820 = 47 and 3√274620 = 65 ∴ ? = 47 x 65 = 3055

Number System
1260 x 1.45 - 888 x 1.75 = ?

256
273
295
367

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 1260 x 1.45 - 888 x 1.75= 1827 - 1554 = 273

Number System
1008÷36=?

26
28
27
25

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

28

Number System
1051.64 - 159.42 - 96.84 + 162.37 - 940.26 + 504 = ?

491.49
501.49
521.49
511.49

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 1718.01 - 1196.52 = 521.49

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