Number System On dividing number by 56, we get 29 as remainder. On dividing the same number by 8, what will be the remainder? 6 4 7 5 6 4 7 5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let x be the number and y be the quotient. Then, x = 357 * y + 39= (17 * 21 * y) + (17 * 2) + 5= 17 * (21y + 2) + 5.Required remainder = 5.
Number System The difference between 71% of a number and 46% and of the same number is 212. What is 75% of that number 845 724 636 673 845 724 636 673 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ 71% of x - 46% of x = 212∴ (71 - 46)% of x = 212∴ 25/100 x x = 212∴ x = 212 x 4 = 848∴ 75% of 848 = 848 x 75/100 = 636
Number System If a number is multiplied by. three-fourth of itself, the value thus obtained is 10800. What is that number ? 60 180 120 260 60 180 120 260 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x x 3x/4 = 10800= x² = 10800 x 4/3 = 14400∴ x = √14400 = 120
Number System 64% of 2650+40% 0f 320=? 2096 1578 1247 1824 2096 1578 1247 1824 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1824
Number System Three seventh of a number is 12 more than 40% of that number. What will be the 60% of that number? 248 148 126 210 248 148 126 210 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3/7 x – 40/100 x = 12x = 35 * 1235 * 12 * 60/100 = 252/2 = 126
Number System In how many different ways can the letters of the word 'FRUGAL'be arranged ? 720 556 660 515 720 556 660 515 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP In FRUGAL there ae six difference letters Therefore, 6 ! = 6 x 5 x 4 x 3 x 2 x 1 = 720
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