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Fractions and Decimals

Fractions and Decimals
50.8 / 2540 = ?

0.002
0.0002
None of these
0.02

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

50.8 / 2540 = 508 / 25400 = 2 / 100 = .02

Fractions and Decimals
(.125 + .027) / (.5 x .5 - 1.5 + .09) = ?

800
80
8
0.8

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Given expression = [(0.5)³ + (0.3)³] / [(0.5)² - 0.5 x 0.3 + (0.3)²]= [a³ + b³] / [a² - ab + b²]=[(a + b)(a² - ab + b²)]/ [a² -ab + b²]= a+b = 0.5 + 0.3 = 0.8

Fractions and Decimals
450.271 + 369.422 ÷ 0.03 - 108.612 x 2.001 = ?

15532
13532
12532
14532

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 450.271 + (369.422 ÷ 0.03) - (108.612 x 2.001)= 450 + 369/0.03 - (109 x 2) = 450 + 12300 - 218 = 12532

Fractions and Decimals
The greatest fraction out of 2/5, 5/6, 11/12 and 7/8 is ?

7/8
11/12
5/6
2/5

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

2/5 = 0.4 , 5/6 = 0.833, 11/12 = 0.916 and 7/8 = 0.875Clearly, the greatest fraction is 0.916, i, e . 11/12.

Fractions and Decimals
Find the value of 2 x [(3.6 x 0.48 x 2.50) / (0.12 x 0.09 x 0.5)]

1600
1200
800
1400

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

2 x [(3.6 x 0.48 x 2.50) / (0.12 x 0.09 x 0.5)]= 2 x [(36 x 48 x 250) / (12 x 9 x 5)]= 2 x 4 x 4 x 50 = 1600

Fractions and Decimals
Out of the fractions 4/7, 5/13, 6/11, 3/5 and 2/3 which is the second smallest fraction ?

5/13
3/5
4/7
6/11

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

4/7 = 0.57, 5/13 = 0.38, 6/11 = 0.54, 3/5 = 0.6 and 2/3 = 0.67Clearly, the second smallest fraction is 6/11

MORE MCQ ON Fractions and Decimals

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