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Number System

Number System
A certain number when divided by 39 leaves a remainder 20, what is the remainder when the same number is divided by 13?

7
5
11
0

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

39 + 20 = 59/13 = 7 (Remainder)

Number System
If 1.5 x= 0.04 y, then the value of (y-x) (y+x) is:

93/77
77/73
83/77
73/77

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

73/77

Number System
Which choice provides the answer : If 2 + 3 = 10, 6 + 5 = 66, 7 + 2 = 63, 9 + 7 = 144 then, 8 + 4 = ?

114
102
96
88

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

96

Number System
What is the difference between the largest and the smallest number written with 7, 7, 0, 7?

693
6993
6893
6093

ANSWER DOWNLOAD EXAMIANS APP

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

1037.75
1043.75
1031.75
1027.75

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

Number System
The product of two successive numbers is 4556. Which of the following is the larger of the two numbers?

68
63
78
67

ANSWER DOWNLOAD EXAMIANS APP
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