Fractions and Decimals 3 x 0.3 x 0.03 x 0.003 x 30=? 2.430 0.02430 0.002430 0.2430 2.430 0.02430 0.002430 0.2430 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 (4.5 x 3.7 + 4.5 x 6.3)/(1.5 x 8.4 - 1.5 x 7.4) = ? 5 30 20 10 5 30 20 10 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (4.5 x 3.7 + 4.5 x 6.3)/(1.5 x 8.4 - 1.5 x 7.4) = 4.5 x (3.7 + 6.3)/1.5 x (8.4 - 7.4) = 4.5 x 10/1.5 x 1 = 30
Fractions and Decimals [( 3.242 x 14 ) / 100] = ? 45.388 0.045388 0.45388 4.5388 45.388 0.045388 0.45388 4.5388 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Multiplying 3.242 x 14=4.5388Now divide 4.5388 by 100So, 4.5388 ÷ 100= 0.045388∴ Shift the decimal two places to the left as 100
Fractions and Decimals 0.9 x 0.008=? None of these 0.72 0.00072 0.072 None of these 0.72 0.00072 0.072 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ∵ 9 x 8=72∴ 0.09 x 0.008 = 0.00072 (Five place of decimal )
Fractions and Decimals (3.65 x 3.65 + 2.35 x 2.35 - 2 x 2.35 x 3.65) / 1.69 = ? 1 2 3 4 1 2 3 4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given expression=[(3.65)² + (2.35)² -2 x 3.65 x 2.35 ] / 1.69=a² + b² - 2ab / 1.69, Where a = 3.65 and b = 2.35=(a - b)² / 1.69 = (3.65 - 2.35)² / 1.69 = (1.3)² / 1.69 = 1.69 / 1.69 = 1
Fractions and Decimals Which of the following fraction does not lie between 5/6 and 8/15? 4/5 6/7 2/3 3/4 4/5 6/7 2/3 3/4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Converting each of the given fractions into decimal form, we get,5/6 = 0.838/15 = 0.532/3 = 0.663/4 = 0.754/5 = 0.86/7 = 0.85Clearly, 0.85 does not lie between 0.83 and 0.53Hence the required fraction is 6/7.
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