Number System What is the greater of the two numbers whose product is 2560, given that the sum of the two numbers exceeds their difference by 64? 110 None of these 100 90 110 None of these 100 90 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the greater and the smaller number be g and s respectively.gs = 2560g + s exceeds g - s by 64 i.e., g + s - (g - s) = 64i.e., 2s = 64 => s = 32.g = 2560/s = 80.
Number System Find the number which multiplied by 15 is increased by 196. 20 28 26 14 20 28 26 14 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x. Then,15x - x = 196x = 14
Number System The sum of three consecutive multiples of 3 is 72. What is the largest number? 27 24 36 21 27 24 36 21 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be 3x, 3x + 3 and 3x + 6.Then,3x + (3x + 3) + (3x + 6) = 729x = 63x = 7Largest number = 3x + 6 = 27.
Number System What value should come in place of ? in the given number series ? 15, 51, 162, 498, 1509, ? 7878 3434 4545 5656 7878 3434 4545 5656 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 15, (15 + 2) x 3 = 51,(51 + 3) x 3 = 162, (162 + 4) x 3 = 498, (498 + 5) x 3 = 1509(1509 + 6) x 3 = 4545
Number System One-eighth of a number is 76. What will be 54% of the number ? 318.32 321.32 332.32 328.32 318.32 321.32 332.32 328.32 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x Therefore, 1/8 of x = 76Therefore, x = 60854% of 608 = 608 x 54/100 = 328.32
Number System The simplest form of 1.5 : 2.5 is : 13 : 11 3 : 5 5 : 7 17 : 19 13 : 11 3 : 5 5 : 7 17 : 19 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3 : 5
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