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Number System

Number System
How many numbers up to 100 are divisible by 7?

93
100
107
14

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

100/7 = 14 2/7 => 14 Numbers

Number System
In a division sum, the remainder is 0. As student mistook the divisor by 12 instead of 21 and obtained 35 as quotient. What is the correct quotient?

12
0
20
13

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Number = (12 * 35) = 420Correct quotient = 420/21 = 20

Number System
A man engaged a servant on the condition that he would pay him Rs.710 and a uniform after a year service. He served only for 8 months and got Rs.460 and a uniform. Find the price of the uniform?

Rs.30
Rs.20
Rs.40
Rs.25

ANSWER DOWNLOAD EXAMIANS APP

Number System
The product of two consecutive odd numbers is 4095 What is the greater number ?

61
74
69
65

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the two consecutive odd numbers be 2x - 1 and 2x + 1.(2x - 1) (2x - 1) = 4095= 4x² - 1 = 4095= 4x² = 4096= x² = 1024∴ x = 32∴ The numbers are 63 and 65.Greater number = 65

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

68
67
78
63

ANSWER DOWNLOAD EXAMIANS APP

Number System
(95.6x 910.3) ÷ 92.56256 = 9?

13.34
15.54
14.44
12.24

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

13.34

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