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Number System

Number System
Find the number which multiplied by 15 is increased by 196.

26
20
28
14

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the number be x. Then,15x - x = 196x = 14

Number System
36% of 850+? % of 592 = 750

75
25
12.5
50

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

75

Number System
How many numbers up to 200 are divisible by 2 and 3 both?

27
35
33
29

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

200/6 = 33 2/6 => 33 Numbers

Number System
If 5/7 of a number is 145, what is 180% of that number ?

345.4
375.4
365.4
355.4

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the number be x.∴ x x 5/7 = 145∴ x = 145 x 7/5 = 203Now, 203 x 180/100 = 365.4

Number System
If the numerator of a fraction is increased by 200% and the denominator by 300%, the fraction thus obtained is 1/36. What is the original fractions ?

5/9
4/9
3/9
6/9

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the fractions be x/yx + 200% of x/y + 300% of y = 1/3= x + 2x/y + 3y = 1/3= 3x/4y = 1/3Hence x/y = 4/9

Number System
The difference between the two digit number and the number obtained by interchanging its digits is 54. The difference between the digits is?

Nothing can be said.
6
1
4

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

(10x + y) – (10y + x) = 54x – y = 6

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