Number System 35%of ?=242 394 542 487 693 394 542 487 693 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 693
Number System How many numbers up to 100 are divisible by 7? 93 14 100 107 93 14 100 107 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 100/7 = 14 2/7 => 14 Numbers
Number System The difference between two integers is 5. Their product is 500. Find the numbers. 20, 25 21, 26 30, 25 15, 20 20, 25 21, 26 30, 25 15, 20 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the integers be x and (x + 5). Then, x(x + 5) = 500 x2 + 5x - 500 = 0 (x + 25)(x - 20) = 0 x = 20So, the numbers are 20 and 25.
Number System 35 + 15 * 1.5 = ? 51.5 57.5 5.25 75 51.5 57.5 5.25 75 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Given Exp. = 35 + 15 * 3/2 = 35 + 45/2 = 35 + 22.5 = 57.5
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. 25 50 30 125 25 50 30 125 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP H.C.F = (Product of the numbers) / (Their L.C.M) = 18750/750 = 25.
Number System In how many different ways can be the letters of the word PENCIL be arranged among themselves ? 640 860 510 720 640 860 510 720 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Total six letters are there and hence the number of arrangements = 6! = 6 x 5 x 4 x 3 x 2 x 1 = 720
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