Fractions and Decimals 0.15 / (0.5 / 15) = ? 4.5 None of these 400.5 40.5 4.5 None of these 400.5 40.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let Y = 0.15 / (0.5 / 15) = (15/100) / [(5/100) / 15) = 4.5
Fractions and Decimals If a fraction is multiplied by itself and then divided by the reciprocal of the same fraction, the result is 18 26/27. Find the fraction. 7 2/3 2 2/3 9 2/3 5 2/3 7 2/3 2 2/3 9 2/3 5 2/3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP If the required fraction be P According to the question (P x P) / (1/P) = 18 26/27⇒ P³ = 512/27∴ P = 8/3 = 2 2/3
Fractions and Decimals (0.47 x 0.47 x 0.47 - 0.33 x 0.33 x 0.33) / (0.47 x 0.47 + 0.47 x 0.33 + 0.33 x 0.33) = ? 14 0.14 1.4 0.014 14 0.14 1.4 0.014 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given expression = [(0.47)³ - (0.33)³] / [(0.47)² + 0.47 x 0.33 + (0.33)²]= [a³ - b³ ] / [ a² + ab + b²] = [(a-b) (a² + ab + b²)] / [(a² + ab + b²)]= (a - b) = (0.47 - 0.33) = 0.14
Fractions and Decimals If 1 / 3.718 = .2689, then the value of 1 / .0003718 is ? 268 26890 268903 2689 268 26890 268903 2689 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1 / .003718 = 10000 / 3.718 = 10000 x ( 1/3.718)= 10000 x .2689 = 2689.
Fractions and Decimals When 0.232323.... is converted into a fraction , then the result is 26/99 24/99 25/99 23/99 26/99 24/99 25/99 23/99 ANSWER DOWNLOAD EXAMIANS APP
Fractions and Decimals The product of 3.5413 x 2.1 is 74.3673 743.673 7.43673 None of these 74.3673 743.673 7.43673 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP For the product of 3.5413 x 2.1Consider 35413 x 21 = 743673Total decimal places = 4 + 1∴ 3.5413 x 2.1=7.43673
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