Fractions and Decimals (.125 + .027) / (.5 x .5 - 1.5 + .09) = ? 80 0.8 8 800 80 0.8 8 800 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given expression = [(0.5)³ + (0.3)³] / [(0.5)² - 0.5 x 0.3 + (0.3)²]= [a³ + b³] / [a² - ab + b²]=[(a + b)(a² - ab + b²)]/ [a² -ab + b²]= a+b = 0.5 + 0.3 = 0.8
Fractions and Decimals If √4096 =64 ,then the value of √40.96 + √0.4096 + √0.004096 + √0.00004096 is ? .71104 71.104 7.1104 711.04 .71104 71.104 7.1104 711.04 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √4096/100+ √4096/10000 + √4096/1000000 + √4096/100000000=√4096 / 10 + √4096/ 100 + √4096/ 1000 + √4096/ 10000=64/10 + 64/100 + 64/1000 + 64/10000=6.4 + .64 + .064 + .0064 = 7.1104
Fractions and Decimals 0.001 / ? = 0.01 0.1 None of these 0.001 0.01 0.1 None of these 0.001 0.01 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 0.001 / x = 0.01 Then , x = 0.001 / 0.01 = 0.001 / 0.010= 1 / 10 = 0.1
Fractions and Decimals What will be the vulgar fraction of 0.75 ? 2 1 3/4 1/4 2 1 3/4 1/4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 0.75 = 75/100 = 3/4
Fractions and Decimals The rational number for recurring decimal 0.125125.... is: 125/99 125/1000 125/999 125/100 125/99 125/1000 125/999 125/100 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP _0.125125... = 0.125 =125/999
Fractions and Decimals 475.124 x 15.98 ÷ 8.001 + 33.33 = ? 1083.578 883.578 983.578 1183.578 1083.578 883.578 983.578 1183.578 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 475.124 x (15.98 ÷ 8.001) + 33.33= (475.124 x 16/8) + 33.33 = 950.248 + 33.33 = 983.578
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