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Number System

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

Number System
√9216 + √15376 = ?

231
220
224
227

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = √9216 + √15376= 96 + 124= 220

Number System
If a number is multiplied by. three-fourth of itself, the value thus obtained is 10800. What is that number ?

60
260
180
120

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let the number be x.∴ x x 3x/4 = 10800= x² = 10800 x 4/3 = 14400∴ x = √14400 = 120

Number System
106 * 106 - 94 * 94 = ?

2000
1904
2400
1906

ANSWER DOWNLOAD EXAMIANS APP

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

107
100
14
93

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

100/7 = 14 2/7 => 14 Numbers

Number System
(12.04 x 7.5 + 0.8 x 45) ÷ 3 = ?

54.7
45
42.1
42.6

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

(90.3 + 36) ÷ 3 = 126.3/3 = 42.1

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