Fractions and Decimals 8.32 x 0.999 = ? 83.1168 8.31168 831.168 8311.68 83.1168 8.31168 831.168 8311.68 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given expression = 8.32 x 0.999= 8.32 x (1-0.001) = 8.32 - 8.32 x 0.001=8.32 - .00832 = 8.31168
Fractions and Decimals The value of 47 / 10000 is ? 0.47 0.00047 0.047 0.0047 0.47 0.00047 0.047 0.0047 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 47/10000 = .0047
Fractions and Decimals The product of 3.5413 x 2.1 is 74.3673 7.43673 743.673 None of these 74.3673 7.43673 743.673 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP For the product of 3.5413 x 2.1Consider 35413 x 21 = 743673Total decimal places = 4 + 1∴ 3.5413 x 2.1=7.43673
Fractions and Decimals From a rope 30 m long, a person cuts off as many pieces as possible, each 3 1/4 m long. What fraction of the whole will be left ? 1/4 1/5 1/3 1/2 1/4 1/5 1/3 1/2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Length of each piece = 3 1/4 = 13/4 m Maximum pieces that can be cut = 30/(13/4) = 9 ∴ Rope left = 30 - 13/4 x 9 = 120 - 117/4 = 3/4 m∴ Required fraction = 3/4/30 = 1/4
Fractions and Decimals 3 / [ 3+ {(0.3 - 3.03) / (3 x 0.91)}] = ? 1.0 2.0 1.5 0.5 1.0 2.0 1.5 0.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given expression = 3 / [ 3+ {(0.3 - 3.03) / (3 x 0.91)}] = 3 / [3- { 273 / (3 x 91)}] = 3 / (3-1)= 3 / 2 = 1.5
Fractions and Decimals What will come in place of question mark in the following equation ? 54.(?)3 + 543 + 5.43 = 603.26 8 3 7 5 8 3 7 5 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.
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