Number System Three numbers are in ratio of 3: 4 :5. If the sum of first & third numbers is more than second number by 52, which will be largest number? 34 65 23 78 34 65 23 78 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 65
Number System If A + B = 30 and AB = 94, What is the value of A² + B² ? 712 824 625 920 712 824 625 920 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (A + B)² = (30)² = 900A² + B² + 2AB = 900Therefore, A² + B² = 900 - 2 x 94 = 900 - 188 = 712
Number System Supply the missing figure : 1, 4, 9, 16, 25 .... 49 42 16 23 36 42 16 23 36 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 36
Number System 1256+4813+765=? 6836 6839 6834 6831 6836 6839 6834 6831 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1256+4813+765= 6069+765=6834
Number System 5525 ÷ 17 = √? 93025 112225 99225 105625 93025 112225 99225 105625 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √? = 5525/17 = 325∴ ? = (325)² = 105625
Number System The difference between 71% of a number and 46% and of the same number is 212. What is 75% of that number 845 673 636 724 845 673 636 724 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
EXAMIANS