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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 ?

None of these
60.851
6085.1
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
The value of [(0.96)³- (0.1)³] / [(0.96)² + 0.096 + (0.1)²] is :

0.36
0.86
0.56
0.46

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

8
0.8
800
80

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
51.3 + 7.078 +1.38 + 0.9 = ?

80.658
70.658
50.658
60.658

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

51.300 + 7.078 + 1.380 + 0.900 = 60.658

Fractions and Decimals
12.1212 + 17.0005 - 9.1102 = ?

2001.15
20.0115
2.00115
200.115

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Given Expression,= (12.1212 + 17.0005) - 9.1102= (29.1217 - 9.1102)= 20.0115.

Fractions and Decimals
(369.99)² = ?

1369 x 10
1369
None of these
1369 x 10²

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

1369 x 10²

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