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Number System

Number System
What is the sum of all even numbers from 1 to 701?

122850
122550
122500
123850

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

700/2 = 350350 * 351 = 122850

Number System
Complete the series : 81, 69, 58, 48, 39 ........

29
28
31
30

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

31

Number System
What is the sum of all the numbers between 300 and 1000 which are divisible by 179?

2527
2607
2517
2506

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

358/179 ….. 895/179179(2 + 3 + 4 + 5) => 2506

Number System
√360 - 225 x 2 + 379 = ?

20
19
18
17

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = √360 - 225 x 2 + 379 = √360 - 450 + 379 = √289= 17

Number System
If the sum of the two numbers is 22 and the sum of their squares is 404, then the product of the numbers is:

80
44
40
88

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the numbers be x and y. Then, (x + y) = 22 and x2 + y2 = 404 Now, 2xy = (x + y)2 - (x2 + y2) 2xy= 222 - 404 = 484 - 404 = 80xy = 40

Number System
How many figures are required to number the pages the pages of a book containing 365 pages?

897
987
977
967

ANSWER DOWNLOAD EXAMIANS APP
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