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Fractions and Decimals

Fractions and Decimals
Find the sum 3/10 + 5/100 + 8/1000 in decimal form ?

35.8
3.58
0.358
None of these

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

3/10 + 5/100 + 8/1000= 0.3 + 0.05 + 0.008 = 0.358

Fractions and Decimals
0.0169 / 0.013=?

1300/10
13/10
130/10
None of these

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

0.0169 / 0.0130 = 169 / 130 = 13 / 10 

Fractions and Decimals
The value of [(0.96)³- (0.1)³] / [(0.96)² + 0.096 + (0.1)²] is :

0.36
0.56
0.46
0.86

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Given expression=[(0.96)³ - (0.1)³] / [(0.96)² + (0.96 x 0.1) + (0.1)²]= [(a³ - b³) / (a² + ab + b²)] = (a - b)= (0.96 - 0.1)= 0.86

Fractions and Decimals
By how much is four-seventh of 560 greater than five-eighth of 400?

50
70
40
60

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

We have to find, the value of 4/7 of 560 - 5/8 of 400.4/7 x 560 - 5/8 x 400 = (4 x 80) - (5 x 50) = 320 - 250 = 70Hence, four-seventh of 560 is greater than five-eighth of 400 by 70.

Fractions and Decimals
50.8 / 2540 = ?

None of these
0.0002
0.002
0.02

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

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

Fractions and Decimals
617 + 6.017 + 0.617 + 6.0017 = ?

529.6357
329.6357
629.6357
429.6357

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

617.00 6.017 0.617 + 6.0017 -------- 629.6357 ---------

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