Number System ?2704 x ?2209=? 3444 4444 1444 2444 3444 4444 1444 2444 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2444
Number System If one third of 3/4 of a number is 21. Then find the number? 630 840 84 63 630 840 84 63 ANSWER DOWNLOAD EXAMIANS APP
Number System In how many different ways can the letters of word "COLLEGE" be arranged ? 1280 1240 1260 1300 1280 1240 1260 1300 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number of ways = 7!/2!2! = 1260(∵ L and E come twice)
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 6 8 10 9 6 8 10 ANSWER DOWNLOAD EXAMIANS APP
Number System The sum of four consecutive even numbers is 36. Find the sum of the squares of these numbers? 388 296 252 344 388 296 252 344 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the four numbers be x, x + 2, x + 4 and x + 6.=> x + x + 2 + x + 4 + x + 6 = 36=> 4x + 12 = 36 => x = 6The numbers are 6, 8, 10 and 12.Sum of their squares = 62 + 82 + 102 + 122 = 36 + 64 + 100 + 144 = 344.
Number System 7.8 x 4.5 x 4.2/0.14 = ? 1032 1053 1012 1087 1032 1053 1012 1087 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7.8 x 4.5 x 4.2/0.14 = 1053
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