Number System One half of a two digit number exceeds its one third by 6. What is the sum of the digits of the number? 5 3 9 7 5 3 9 7 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x/2 – x/3 = 6=> x =63 + 6 = 9
Number System Which choice provides the answer : If 2 + 3 = 10, 6 + 5 = 66, 7 + 2 = 63, 9 + 7 = 144 then, 8 + 4 = ? 102 88 114 96 102 88 114 96 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 96
Number System In how many different ways can the letters of word "SENTENCE" be arranged ? 6460 2360 3360 3260 6460 2360 3360 3260 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Number of ways = 8!/3! 2! = 40320/12 = 3360
Number System What is 432 times 119 ? 50408 53408 52408 51408 50408 53408 52408 51408 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP No. 432 x 119 = 51408
Number System Find the least value of 3x + 4y if x2y3 = 6. 6 7 10 3 6 7 10 3 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 10
Number System The sum and the product of two numbers are 25 and 144 respectively, the difference of the number is? 7 11 3 5 7 11 3 5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + y = 25xy = 144(x- y)2 = (x + y)2 – 4xy(x- y)2 = 625 – 576 => (x – y) = 7
EXAMIANS