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Number System

Number System
In a division sum, the quotient is 120, the divisor 456 and the remainder 333, find the dividend?

50553
5553
55053
56053

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

120 * 456 + 333 = 55053

Number System
What is the average of the following set of numbers ? 173, 192, 198, 204, 211, 223, 227

210
234
222
204

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Avg  = 173 + 192 + 198 + 204 + 211 + 223 + 227/7        = 1428/7        = 204

Number System
1008÷36=?

27
25
26
28

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

28

Number System
The sum of three consecutive multiples of 3 is 72. What is the largest number?

36
24
21
27

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the numbers be 3x, 3x + 3 and 3x + 6.Then,3x + (3x + 3) + (3x + 6) = 729x = 63x = 7Largest number = 3x + 6 = 27.

Number System
When (21)² is subtracted from the square of a number the answer obtained is 1584. What is the number ?

45
65
35
55

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the number be x.According to the question,x² - (21)² = 1584= x² - 441 = 1584 = x² = 1584 + 441 = 2025∴ x = √2025 = 45

Number System
In how many different ways can the letters of the word 'LEASE' be arranged ?

60
80
None of these
40

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

The world LEASE consists of 5 letters in which E comes twice ∴ 51/21 = 5x4x3x2x1/2x1 = 60

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