Fractions and Decimals (0.29)2 - (0.01)2/0.3 = ? 0.34 0.30 0.32 0.28 0.34 0.30 0.32 0.28 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP a² - b² = (a + b)(a - b)Hence,(0.29)² - (0.01)²/0.3 = (0.29 + 0.01)(0.29 - 0.01)/0.3= (0.3 x 0.28)/0.3 = 0.28
Fractions and Decimals The rational number for recurring decimal 0.125125.... is: 125/100 125/1000 125/999 125/99 125/100 125/1000 125/999 125/99 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP _0.125125... = 0.125 =125/999
Fractions and Decimals 51.3 + 7.078 +1.38 + 0.9 = ? 70.658 80.658 60.658 50.658 70.658 80.658 60.658 50.658 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 51.300 + 7.078 + 1.380 + 0.900 = 60.658
Fractions and Decimals (6.5 x 4.7 + 6.5 x 5.3 ) / (1.3 x 7.9 - 1.3 x 6.9) = ? 60 55 50 65 60 55 50 65 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Expression = (6.5 x 4.7 + 6.5 x 5.3 ) / (1.3 x 7.9 - 1.3 x 6.9) = [6.5 x (4.7 + 5.3 )] / [13 x (7.9 - 6.9)]= (6.5 x 10) / (1.3 x 1) = 50
Fractions and Decimals Two times of the third of three consecutive even integers is three times of the first. Then the second integer is 4 1 7 10 4 1 7 10 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the consecutive three integers be X, X + 2 and X + 4Then, 2(X + 4) = 3XX = 8Now X + 2 = 10The required second integer is 10
Fractions and Decimals If 144 / 0.144 = 14.4 / x, then the value of x is: 1.44 0.144 0.0144 14.4 1.44 0.144 0.0144 14.4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 144 / 0.144 = 14.4 / x144 x 1000 / 144 = 14.4 / x x =14.4 / 1000 = 0.0144
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