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Fractions and Decimals

Fractions and Decimals
\15.60 x 0.30=?

46.8
4.68
40.68
468

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

∵ 1560 x 30 = 46800∴ 15.60 x 0.30 = 4.6800= 4.68 ( Four places of decimal )

Fractions and Decimals
( .009 / ?) = .01

0.09
9
0.009
0.9

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Let .009 / x = .01;   Then x = .009 / .01=.9 / 1= .9

Fractions and Decimals
√441.441 + √256.256 = ?

37
35
41
39

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = √441.441 + √256.256= √441 + √256= (21 + 16) = 37

Fractions and Decimals
475.124 x 15.98 ÷ 8.001 + 33.33 = ?

1183.578
983.578
883.578
1083.578

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

? = 475.124 x (15.98 ÷ 8.001) + 33.33= (475.124 x 16/8) + 33.33 = 950.248 + 33.33 = 983.578

Fractions and Decimals
If 0.12 ÷ x² = 12, than x = ?

10
0.001
0.1
0.01

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

0.12 ÷ x² = 12 => 0.12/x² = 12=> x² = 0.12/12 = 0.01 => x = 0.1

Fractions and Decimals
When .36 is written in simplest fractional form, the sum of the numerator and the denominator is :

34
29
37
23

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

0.36 = 36 / 100 = 9 / 25. Sum of Numerator and Denominator = 9 + 25 = 34.

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