Fractions and Decimals If x/y = 0.3, then (2x - y)/(2x + y) = ? 0.25 0.5 0.15 0.5 0.25 0.5 0.15 0.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x = 0.3y Then, (y - 2x)/(y + 2x)= y - 2(0.3y)/y + 2(0.3y)= y - 0.6y/y + 0.6y= 0.4y/1.6y= 0.4/1.6 = 0.25
Fractions and Decimals The rational number for recurring decimal 0.125125.... is: 125/1000 125/100 125/999 125/99 125/1000 125/100 125/999 125/99 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP _0.125125... = 0.125 =125/999
Fractions and Decimals 5 x 0.25 x 6.301 x 0.00394=? 3.10324250 0.0310324250 31.0324250 0.310324250 3.10324250 0.0310324250 31.0324250 0.310324250 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Here 5 x 25 x 6301 x 394=310324250Total decimal places = (2+3+5) = 10 ∴ 5 x 0.25 x 6.301 x 0.00394 = 0.0310324250
Fractions and Decimals Arrange the fractions in ascending order: 3/4, 5/8, 7/12, 13/16 5/8 < 7/12 < 13/16 < 3/ 5/8 < 7/12 < 3/4 < 13/16 7/12 < 5/8 < 3/4 < 13/16 5/8 < 3/4 < 13/16 < 7/12 5/8 < 7/12 < 13/16 < 3/ 5/8 < 7/12 < 3/4 < 13/16 7/12 < 5/8 < 3/4 < 13/16 5/8 < 3/4 < 13/16 < 7/12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5/8 = .625,7/12 = .5833, 3/4 = .75,13/16 = .8125So order will be 7/12 < 5/8 < 3/4 < 13/16
Fractions and Decimals Which of the following fraction does not lie between 5/6 and 8/15? 6/7 2/3 3/4 4/5 6/7 2/3 3/4 4/5 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.
Fractions and Decimals 3.5 + 21 x 1.3 = ? 28.8 24.8 30.8 26.8 28.8 24.8 30.8 26.8 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Expression = 3.5 + 21 x 1.3 = 3.5 + 27.3 = Given Expression = 3.5 + 21 x 1.3 = 3.5 + 27.3 = 30.8
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