Fractions and Decimals (.125 + .027) / (.5 x .5 - 1.5 + .09) = ? 800 0.8 80 8 800 0.8 80 8 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 5/6 of a property worth be Rs.976500 then the value of 3/5 of the property is: Rs. 703080 Rs. 903080 None of these Rs. 803080 Rs. 703080 Rs. 903080 None of these Rs. 803080 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the worth of total property be Rs.XWe have to find 3/5 of X.Given that, 5/6 th of the property = Rs.976500i.e., 5/6 x X = 976500X = 976500 x 6/5And, 3/5 of X = 3/5 x 976500 x 6/5 = 18 x 39060 = 703080Hence the answer is Rs. 703080
Fractions and Decimals 3420 / 19 = ( ? / 0.01) x 7 9/35 9/40 9/45 9/30 9/35 9/40 9/45 9/30 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 3420 / 19 = (y / 0.01) x 7Then , y = ( 3420 / 19) x (0.01 / 7) = 180 / 700 = 9/35
Fractions and Decimals ( .803 x .647 + .803 x .353 ) = ? 8.03 .803 80.3 803 8.03 .803 80.3 803 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Expression = ( .803 x .647 + .803 x .353 )= 803 x (.647 + .353)= .803 x 1 = .803
Fractions and Decimals 9.724 ÷ 100 = ? 0.09724 0.9724 9.724 None of these 0.09724 0.9724 9.724 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 9.724 ÷ 100 = 0.09724Shift decimal two palaces to the left. i.e 100
Fractions and Decimals The place value of 3 in 0.07359 is ? 0.0003 0.003 0.03 0.3 0.0003 0.003 0.03 0.3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The place value of 3 in the given decimal fraction is .003 i.e. 3/1000.
EXAMIANS