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Fractions and Decimals

Fractions and Decimals
( 17.28 / ? ) / (3.6 x 0.2) = 200

0.10
0.11
0.12
0.13

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let (17.28 / y) / (3.6 x 0.2) = 200Then,17.28 / y = 200 x 3.6 x 0.2∴ y = 17.28 / (200 x 3.6 x 0.2) = 1728 / 200 x 36 x 2 = 0.12.

Fractions and Decimals
The value of 47 / 10000 is ?

0.0047
0.00047
0.47
0.047

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

47/10000 = .0047

Fractions and Decimals
999.99 + 25.012 = ? - 174.469

116
56
14
215

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = (999.99)/25.012 + 174.469 = (1000/25) + 174.469= (40 + 174.469) = 214.469 = 215

Fractions and Decimals
Correct expression of 6.46 is

646/999
646/99
646/9
646/9999

ANSWER DOWNLOAD EXAMIANS APP

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)]

1400
1600
800
1200

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
Find the value of 1/3 + 1/15 + 1/35 + 1/63 + 1/99 .

10/11
9/11
5/11
7/11

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

1/3 + 1/15 + 1/35 + 1/63 + 1/99= [1/3 + 1/15] + 1/35 + 1/63 + 1/99 = [6/15 + 1/35] + 1/63 + 1/99= 45/105 + 1/63 + 1/99 = [3/7 + 1/63] + 1/99= 28/63 + 1/99 = 4/9 + 1/99= 44 + 1/99 = 45/99 = 5/11

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