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Fractions and Decimals

Fractions and Decimals
What should be subtracted from the multiplication of 0.527 and 2.013 to get 1 ?

60.851
6085.1
None of these
0.060851

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

∵ 0.527 x 2.013 = 1.060851Hence, the required number = 1.060851 - 1 = 0.060851.

Fractions and Decimals
[{(0.1)² - (0.01)²} / {0.0001 + 1 }] is equal to ?

75
50
100
25

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Given expression = (0.01 - 0.0001) / (0.00001 + 1)= (.0099 / .0001) + 1 = 99 + 1= 100

Fractions and Decimals
The number 0.127 is how much greater than 1/8 ?

1/800
1/1000
1/500
1/300

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

0.127 expressed as a fraction = 127/10001/8 can also be expressed as (1 x 125) / (8 x 125) = 125/1000The difference is 2/1000, which is 1/500

Fractions and Decimals
16.001 x 11.999 x 99.989 x 0.9 = ?

20924
18764
19347
17280

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 16 x 12 x 100 x 0.9 ? = 17280

Fractions and Decimals
51.3 + 7.078 +1.38 + 0.9 = ?

80.658
60.658
70.658
50.658

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

51.300 + 7.078 + 1.380 + 0.900 = 60.658

Fractions and Decimals
( 20 + 8 x 0.5 ) / ( 20 - ? ) = 12

20
18
16
14

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let (20 + 8 x 0.5) / ( 20 - y) =12Then, 24 =12 x (20 - y)∴ 12y = 216⇒ y = 18

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