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Number System

Number System
(4300731) - ? = 2535618

1865113
1765113
1675123
1775123

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let 4300731 - x = 2535618Then, x = 4300731 - 2535618 = 1765113

Number System
4/6 of 6/5 of 5/7 of a number is 96. Find the number.

164
162
170
168

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the number be x.∴ x x 4/6 x 6/5 x 5/7 = 96∴ x = 96 x 6 x 5 x 7/4 x 6 x 5 = 168

Number System
A number when, 28 subtracted from it reduces to its one third. What is the value of 50% of that number?

42
21
24
84

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

2/3 x = 28 => x = 4242 * 1/2 = 21

Number System
In an examination, 68% of the total examinees passed. If the number of failures is 248, the total number of examinees is

775
640
750
725

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Failed students are 32% which is 248.∴ Total = 24800/32 = 775

Number System
217 * 217 + 183 * 183 = ?

81268
79698
80578
80698

ANSWER DOWNLOAD EXAMIANS APP

Number System
The sum of two numbers is 22. Five times one number is equal to 6 times the other. The bigger of the two numbers is:

15
12
16
10

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the numbers be x and (22 - x). Then,5x = 6(22 - x) 11x = 132 => x = 12So, the numbers are 12 and 10.

MORE MCQ ON Number System

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