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Number System

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

45
54.7
42.1
42.6

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

(90.3 + 36) ÷ 3 = 126.3/3 = 42.1

Number System
217 * 217 + 183 * 183 = ?

80578
81268
80698
79698

ANSWER DOWNLOAD EXAMIANS APP

Number System
Given √2 = 1.414, the value of √8 + 2√32 - 3√128 + 4√50 is

8.584
8.684
8.784
8.484

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

8.484

Number System
(√6 + 1)² = ? + 2√6

8
7
6
5

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = (√6 + 1)² - 2√6= (√6)² + 2 x √6 + 1 + 1² - 2√6= 6 + 2√6 + 1 - 2√6 = 6 + 1 = 7

Number System
The square root of 0.0081 is:

0.009
0.9
0.91
0.09

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

0.09

Number System
How many figures are required for numbering the pages of a book containing 1000 pages?

3892
2883
2893
6489

ANSWER DOWNLOAD EXAMIANS APP
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