Fractions and Decimals ( 20 + 8 x 0.5 ) / ( 20 - ? ) = 12 20 16 14 18 20 16 14 18 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let (20 + 8 x 0.5) / ( 20 - y) =12Then, 24 =12 x (20 - y)∴ 12y = 216⇒ y = 18
Fractions and Decimals If 12276 / 155 = 79.2 the value of 122.76 / 15.5 is ? 79.2 0.792 7.92 792 79.2 0.792 7.92 792 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 122.76 / 15.50 = 12276/1550= (12276 / 155) x (1/10) = 79.2 / 10 = 7.92
Fractions and Decimals 0.9 x 0.008=? None of these 0.072 0.00072 0.72 None of these 0.072 0.00072 0.72 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ∵ 9 x 8=72∴ 0.09 x 0.008 = 0.00072 (Five place of decimal )
Fractions and Decimals (.896 x .752 +.896 x .248) / (.7 x .034 + .7 x.966) = ? 1.28 1.25 1.31 1.33 1.28 1.25 1.31 1.33 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given expression = (.896 x .752 +.896 x .248) / (.7 x .034 + .7 x.966)=.[896 x (.752+.248)] / [.7 x (.034+.966)] = .(896 x 1) / ( .700 x 1)=896/700 = 1.28
Fractions and Decimals Convert 0.34 in to a vulgar fraction ? 17/50 17/25 17/100 17 17/50 17/25 17/100 17 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 0.34 = 34/100 = 17/50
Fractions and Decimals (1.04 x 1.04 + 1.04 x 0.04 + 0.04 x 0.04) / (1.04 x 1.04 x 1.04 - 0.04 x 0.04 x 0.04) = ? 3 0 1 2 3 0 1 2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Expression = (1.04)² + 1.04 x 0.04 + (0.04)² / (1.04)³ - (0.04)³= (a² + ab + b²) / (a³ - b³) = (a² + ab + b²) / [(a-b) (a² + ab + b²)]= 1 / (a - b)= 1/ (1.04 - 0.04) = 1
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