Fractions and Decimals 0.8 x ? =0.0004 0.005 0.05 0.00005 0.0005 0.005 0.05 0.00005 0.0005 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 0.8y = 0.0004Then,y = 0.0004 / 0.8 = 0.004 / 8= .0005
Fractions and Decimals What decimal of an hour is a second 0.0026 0.0025 0.0028 0.0027 0.0026 0.0025 0.0028 0.0027 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1 / (60 * 60) = 1 / 3600 = .0027
Fractions and Decimals (.23 - .023) / ( .0023 / 23 ) = ? 2070 2770 2077 207 2070 2770 2077 207 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given expression = (.23 - .023) / ( .0023 / 23 ) = .207 / (.0023 / 23) = .207 / .0001=.2070 / .0001 = 2070
Fractions and Decimals If 2994 ÷ 14.5 = 172, then 29.94 ÷ 1.45 = ? 17.2 1.72 None of these 172 17.2 1.72 None of these 172 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 29.94 / 1.45 = 299.4 / 14.5 = [(2994 /14.5) x (1 / 10)] [ Here, Substitute 172 in the place of 2994/14.5 ]=172 / 10= 17.2
Fractions and Decimals If √15 = 3.88, the value of √5/3 is ? 129 1.29 12.9 1290 129 1.29 12.9 1290 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √5/3 = √15/9= √15/3= 3.88/3 = 1.29
Fractions and Decimals If 1.5x = 0.04y, then the value of ( (y - x) / (y+x) ) is : 71/74 65/67 73/77 61/63 71/74 65/67 73/77 61/63 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x / y = 0.04 / 1.5 = 4 / 150 = 2 / 75.= > ( (y - x) / (y+x) ) = (1 - (x / y)) / ( 1 + ( x / y)) = (1 - 2/75) / (1 + 2/75) = 73/77.
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