Number System A bag contains eighteen 25-paise coins, seventeen 50-paise coins, twentytwo one-rupee coins, nine 2-rupee coins and three 5-rupee coins. What is the total amount in the bag (Ans in rupees) ? Rs. 62 Rs. 68 Rs. 79 Rs. 74 Rs. 62 Rs. 68 Rs. 79 Rs. 74 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Total = 18/7 + 17/2 + 22 + 9 x 2 + 3 x 5 = 4.5 + 8.5 + 22 + 18 + 15 = Rs 68
Number System The difference between a number and its three-fifth is 50. What is the number? 125 75 None of these 100 125 75 None of these 100 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x - 3/5 x = 50 => 2/5 x = 50x = (50 * 5)/2 = 125.
Number System Which one of the following numbers is exactly divisible by 11? 235641 315624 245642 415624 235641 315624 245642 415624 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (4 + 5 + 2) - (1 + 6 + 3) = 1, not divisible by 11.(2 + 6 + 4) - (4 + 5 + 2) = 1, not divisible by 11.(4 + 6 + 1) - (2 + 5 + 3) = 1, not divisible by 11.(4 + 6 + 1) - (2 + 5 + 4) = 0. So, 415624 is divisible by 11.
Number System Find the least value of 3x + 4y if x2y3 = 6. 7 3 10 6 7 3 10 6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 10
Number System In a division sum, the divisor is 10 times the quotient and 5 times the remainder. If the remainder is 46, the dividend is: 2568 9865 6890 5336 2568 9865 6890 5336 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 5336
Number System If the L.C.M of two numbers is 750 and their product is 18750, find the H.C.F of the numbers. 50 30 25 125 50 30 25 125 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP H.C.F = (Product of the numbers) / (Their L.C.M) = 18750/750 = 25.
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