Fractions and Decimals In the year 2011, Shantanu gets a total of Rs. 3832.5 as his pocket allowance. Find his pocket allowance per day.? Rs. 1000.50 Rs. 10.50 Rs. 100.50 Rs. 1.50 Rs. 1000.50 Rs. 10.50 Rs. 100.50 Rs. 1.50 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Allowance per day = 3832.5 / 365 = Rs. 10.50
Fractions and Decimals (369.99)² = ? 1369 1369 x 10 1369 x 10² None of these 1369 1369 x 10 1369 x 10² None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1369 x 10²
Fractions and Decimals A boy on being asked 13/14 of a certain fraction had made the mistake of dividing the fraction by 14/13 and so got an answer that exceeded the correct answer by 3/65. The correct fraction is ? 16/45 None of these 19/45 13/45 16/45 None of these 19/45 13/45 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the fraction be N.Then, N / (13/14) - (13/14) x N = 3/65⇒ 14N/13 - 13N/14 = 3/65⇒ (196N - 169N)/182 = 3/65⇒ 27N/182 = 3/65∴ N = (3 x 182) / (27 x 65) = 14/45So, correct answer will be (13/14) x (14/45) = 13/45
Fractions and Decimals 3 x 0.3 x 0.03 x 0.003 x 30=? 0.2430 0.002430 2.430 0.02430 0.2430 0.002430 2.430 0.02430 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3 x 3 x 3 x 3 x 30 = 2430 ∴ 3 x 0.3 x 0.03 x 0.003 x 30 = 0.002430 (Six places of decimal
Fractions and Decimals (0.29)2 - (0.01)2/0.3 = ? 0.28 0.32 0.30 0.34 0.28 0.32 0.30 0.34 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP a² - b² = (a + b)(a - b)Hence,(0.29)² - (0.01)²/0.3 = (0.29 + 0.01)(0.29 - 0.01)/0.3= (0.3 x 0.28)/0.3 = 0.28
Fractions and Decimals 3420 / 19 = ( ? / 0.01) x 7 9/35 9/30 9/40 9/45 9/35 9/30 9/40 9/45 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 3420 / 19 = (y / 0.01) x 7Then , y = ( 3420 / 19) x (0.01 / 7) = 180 / 700 = 9/35
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