Fractions and Decimals [ .6 x .6 x .6 x .4 x .4 x .4 + 3 x .6 x .4 x (.6 + .4 )] = ? 4 2 1 3 4 2 1 3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given expression =(.6)³ + (.4) ³ + 3 x .6 x .4 x (.6 + .4)= a³ + b³ + 3ab (a+b) = (a+b)³= (.6 + .4)³ = 1³ = 1
Fractions and Decimals By how much does 7/(8/9) exceeds (7/8)/9 ? 7 7/9 6 7/9 5 7/9 8 7/9 7 7/9 6 7/9 5 7/9 8 7/9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Here, we have to find the value of 7/(8/9) - (7/8)/9.(7 x 9/8) - [(7/(8 x 9)]63/8 - 7/72[(63 x 9) - 7] / 72567 - 7/72 = 560/72 = 70/9 = 7 7/9.Hence, 7/(8/9) is greater than (7/8)/9 by 7 7/9.
Fractions and Decimals What will come in place of question mark in the following equation ? 54.(?)3 + 543 + 5.43 = 603.26 3 5 7 8 3 5 7 8 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let x + 543 + 5.43 = 603.26.Then, x = 603.26 - (543 + 5.43) = 603.26 - 548.43 =54.83Missing digit = 8.
Fractions and Decimals 892.7 - 573.07 - 95.007 = ? 228.623 226.623 224.623 230.623 228.623 226.623 224.623 230.623 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Expression, 892.7 - (573.07 + 95.007)= 892.7 - 668.077 = 224.623.
Fractions and Decimals Find the sum 3/10 + 5/100 + 8/1000 in decimal form ? None of these 35.8 0.358 3.58 None of these 35.8 0.358 3.58 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3/10 + 5/100 + 8/1000= 0.3 + 0.05 + 0.008 = 0.358
Fractions and Decimals (.125 + .027) / (.5 x .5 - 1.5 + .09) = ? 0.8 80 8 800 0.8 80 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
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