Fractions and Decimals Which of the following fraction is arranged in ascending order of their value? 1/4, 2/7, 4/7, 5/7, 3/4, 6/5 2/7, 1/4, 4/7, 5/7, 3/4, 6/5 1/4, 2/7, 3/4, 4/7, 5/7, 6/5 2/7, 1/4, 4/7, 3/4, 5/7, 6/5 1/4, 2/7, 4/7, 5/7, 3/4, 6/5 2/7, 1/4, 4/7, 5/7, 3/4, 6/5 1/4, 2/7, 3/4, 4/7, 5/7, 6/5 2/7, 1/4, 4/7, 3/4, 5/7, 6/5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Converting the given fractions into decimal numbers, we have1/4 = 0.252/7 = 0.283/4 = 0.754/7 = 0.575/7 = 0.716/5 = 1.2So, 0.25 < 0.28 < 0.57 < 0.71 < 0.75 < 1.2Corresponding fraction is 1/4 < 2/7 < 4/7 < 5/7 < 3/4 < 6/5
Fractions and Decimals Evaluate : [(2.39)² - (1.61)²] / [2.39 - 1.61] 6 3 2 4 6 3 2 4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Expression=(a² - b²) / (a - b)=[(a + b)(a - b)] / (a - b)= (a + b)= (2.39 + 1.61)= 4
Fractions and Decimals If 2805 / 2.55 = 1100, then 280.5 / 25.5 is equal to ? 41 21 31 11 41 21 31 11 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given expression 280.5 / 25.5 = 2805 / 255= 2805 / (2.55 x 100) = 1100 / 100 =11
Fractions and Decimals Out of the fractions 5/7, 7/13, 4/7, 4/15 and 9/14, which is the third highest? 5/7 4/15 7/13 4/7 5/7 4/15 7/13 4/7 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5/7 = 0.71, 7/13 = 0.54, 4/7 = 0.57, 4/15 = 0.27, 9/14 = 0.64Clearly, 4/7 is the third highest fraction.
Fractions and Decimals (.58 x .58 x .58 - .42 x .42 x .42 - 3 x .58 x .42 x .16) = ? 4.096 0.004096 0.4096 0.04096 4.096 0.004096 0.4096 0.04096 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Expression = (.53)³ - (.42)³- 3 x .58 x .42 x (.58-.42)= a³-b³ -3ab(a - b) = (a - b)³(where a = .58 and b=.42)= (.58 - .42 )³ = .16 x .16 x .16 = 0.004096
Fractions and Decimals 0.8 x ? =0.0004 0.0005 0.00005 0.005 0.05 0.0005 0.00005 0.005 0.05 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 0.8y = 0.0004Then,y = 0.0004 / 0.8 = 0.004 / 8= .0005
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