Fractions and Decimals 12.1212 + 17.0005 - 9.1102 = ? 2001.15 20.0115 200.115 2.00115 2001.15 20.0115 200.115 2.00115 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Expression,= (12.1212 + 17.0005) - 9.1102= (29.1217 - 9.1102)= 20.0115.
Fractions and Decimals (.538 x .538 - .462 x .462) / (1-.924) = ? 21 1 31 11 21 1 31 11 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given expression = [ (.538)² - (.462)² ] / .076 = [(.538 + .462)(.538 - .462)] /.076=.076 / .076 = 1
Fractions and Decimals 0.9 x 0.008=? 0.00072 None of these 0.72 0.072 0.00072 None of these 0.72 0.072 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ∵ 9 x 8=72∴ 0.09 x 0.008 = 0.00072 (Five place of decimal )
Fractions and Decimals (369.99)² = ? 1369 x 10 1369 x 10² None of these 1369 1369 x 10 1369 x 10² None of these 1369 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1369 x 10²
Fractions and Decimals 3889 + 12.952 - ? = 3854.002 4795 47.95 4.795 479.5 4795 47.95 4.795 479.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 3889 + 12.952 - x = 3854.002.Then x = (3889 + 12.952) - 3854.002 = 3901.952 - 3854.002 = 47.95.
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 ? 1/5 1/4 1/2 1/3 1/5 1/4 1/2 1/3 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
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