Number System In how many different ways can the letters of the word 'LEASE' be arranged ? 40 60 80 None of these 40 60 80 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The world LEASE consists of 5 letters in which E comes twice ∴ 51/21 = 5x4x3x2x1/2x1 = 60
Number System 1256+4813+765=? 6839 6834 6836 6831 6839 6834 6836 6831 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1256+4813+765= 6069+765=6834
Number System If one-third of one fourth of a number is 15, then three-tenth of that number is: 25 35 45 54 25 35 45 54 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x. Then,1/3 of 1/4 of x = 15x = 15 * 12 = 180So, required number = (3/10 * 180) = 54.
Number System 384×12×2=? 6123 9216 7487 8465 6123 9216 7487 8465 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 9216
Number System What is the value of ? in the following equations ? 72/? = ?/50 60 80 40 100 60 80 40 100 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (?)² = 72 x 50= (6 x 6 x 2) x (5 x 5 x 2)= (6 x 5 x 2)² = (60)²∴ ? = 60
Number System Three times the first of three consecutive odd integers is 3 more than twice the third. The third integer is: 9 15 13 11 9 15 13 11 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the three integers be x, x + 2 and x+ 4.Then,3x = 2(x + 4) + 3x = 11Third integer = x + 4 = 15.
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