Number System (164 x 175) x ? = 258300 11 9 2 5 11 9 2 5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 258300 / 164 x 175 = 9
Number System Two third of three- fifth of one fourth of a number is 24, what is 30% of that number? 69 42 90 72 69 42 90 72 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x * 2/3 * 3/5 * 1/4 = 24x = 240240 * 30/100 = 72
Number System The difference between 68% of a number and 35% of the same number is 1216. What is 28% of the number ? 1027.75 1031.75 1043.75 1037.75 1027.75 1031.75 1043.75 1037.75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be xTherefore 68x / 100 - 35x / 100 = 1216 Therefore x = 1216 x 100 / 33Therefore 28% of x = 28x / 100 = 1216 x 100 / 33 x 28 / 100= 1216 x 100 x 28 / 33 x 1/100 = 1031.75
Number System A laborer is engaged for 30 days on the condition that he receives Rs.25 for each day he works and is fined Rs.7.50 for each day is absent. He gets Rs.425 in all. For how many days was he absent? 9 8 10 6 9 8 10 6 ANSWER DOWNLOAD EXAMIANS APP
Number System What should come in the place of ' ? ' in the following number series ? 2, 5, 9, 19, 37, ? 77 75 76 78 77 75 76 78 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2 x 2 + 1 = 5;5 x 2 - 1 = 99 x 2 + 1 = 19: 19 x 2 - 1 = 3737 x 2 + 1 = 75
Number System Find the greatest number which leaves the same remainder when it divides 25, 57 and 105. 18 12 8 16 18 12 8 16 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 105 - 57 = 4857 - 25 = 32105 - 25 = 80The H.C.F of 32, 48 and 80 is 16.
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