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Number System

Number System
Which one of the following is the sum of the numbers 1, 3, 5, 7, 9…. up to nth number?

N(N + 1)/2
N2
N2 + 1
N(N + 1)

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Number System
Sum of two numbers is 80. Greater number exceeds by 5 from four times of the smaller. Find the numbers?

60, 20
65, 15
62, 18
64, 16

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Number System
Complete the series : 11, 12, 17, 18, 23, 24 ...

12
14
None of these
30

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None of these

Number System
(800 / 64) * (1296 / 36) = ?

None of these
420
460
500

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Given Exp.= 800/64 * 1296/36 = 12.5 * 36 = 450

Number System
On dividing number by 357, we get 39 as remainder. On dividing the same number by 17, what will be the remainder?

0
5
3
11

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Number System
The sum of three consecutive even numbers is 252. What is the sum of the smallest and the largest numbers?

169
171
168
170

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

168

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