Fractions and Decimals By how much is four-seventh of 560 greater than five-eighth of 400? 50 70 60 40 50 70 60 40 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP We have to find, the value of 4/7 of 560 - 5/8 of 400.4/7 x 560 - 5/8 x 400 = (4 x 80) - (5 x 50) = 320 - 250 = 70Hence, four-seventh of 560 is greater than five-eighth of 400 by 70.
Fractions and Decimals 3 x 0.3 x 0.03 x 0.003 x 30=? 0.2430 0.02430 0.002430 2.430 0.2430 0.02430 0.002430 2.430 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3 x 3 x 3 x 3 x 30 = 2430 ∴ 3 x 0.3 x 0.03 x 0.003 x 30 = 0.002430 (Six places of decimal
Fractions and Decimals 999.99 + 25.012 = ? - 174.469 14 215 116 56 14 215 116 56 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = (999.99)/25.012 + 174.469 = (1000/25) + 174.469= (40 + 174.469) = 214.469 = 215
Fractions and Decimals Find the sum 3/10 + 5/100 + 8/1000 in decimal form ? 0.358 3.58 35.8 None of these 0.358 3.58 35.8 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3/10 + 5/100 + 8/1000= 0.3 + 0.05 + 0.008 = 0.358
Fractions and Decimals What decimal of an hour is a second 0.0028 0.0026 0.0027 0.0025 0.0028 0.0026 0.0027 0.0025 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1 / (60 * 60) = 1 / 3600 = .0027
Fractions and Decimals If 1.5 x a = 0.04 x b then the value of (b - a) / ( b + a) is ? 730/77 73/77 None of these 73/770 730/77 73/77 None of these 73/770 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP a / b = 0.04 / 1.5 = 4 / 150 = 2 / 75∴ Given Exp. (b - a) / ( b + a)= (1- a/b ) / (1 + a/b) = (1- 2 / 75) / (1 + 2 / 75)= ( 73/75 ) / ( 77/75)= 73/77
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