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Number System

Number System
In a division sum, the divisor is 10 times the quotient and 5 times the remainder. If the remainder is 46, the dividend is:

9865
2568
6890
5336

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

5336

Number System
217 * 217 + 183 * 183 = ?

81268
80578
79698
80698

ANSWER DOWNLOAD EXAMIANS APP

Number System
(444 x 44 x 4) ÷ 40 ?

1853.6
2053.6
2153.6
1953.6

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 444 x 44 x 4/40 = 1953.6

Number System
What should come in place of the question mark (?) in the given number series ? 888, 888, 444, 148, ?, 7.4

38
36
37
39

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let x be the missing number.Then888/888 = 1,888/444 = 2,444/148 = 3,148/x = 4= x = 148/4 = 37  and 37/7.4 = 5

Number System
When 732 is subtracted form the square of a number, the answer that is obtained is 5280. What is the number?

97
103
99
101

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

x2 - 732 = 5280 x2 = 5280 + (70+3)2 = 5280 + 4900 + 420 + 9 = 10609= 10000 + 2(100)(3) + 32 = (100 + 3)2x = 100 + 3 = 103.

Number System
The difference between 68% of a number and 35% of the same number is 1216. What is 28% of the number ?

1043.75
1027.75
1037.75
1031.75

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the no. be xTherefore 68x / 100 - 35x / 100 = 1216      Therefore x = 1216 x 100 / 33Therefore 28% of x = 28x / 100 = 1216 x 100 / 33 x 28 / 100= 1216 x 100 x 28 / 33 x 1/100 = 1031.75

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