Number System (2560 x 1.4) +(7400 x 0.6) =? 8024 6543 9160 7234 8024 6543 9160 7234 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 8024
Number System Two third of three- fifth of one fourth of a number is 24, what is 30% of that number? 42 72 90 69 42 72 90 69 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x * 2/3 * 3/5 * 1/4 = 24x = 240240 * 30/100 = 72
Number System (12.04 x 7.5 + 0.8 x 45) ÷ 3 = ? 42.1 42.6 54.7 45 42.1 42.6 54.7 45 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (90.3 + 36) ÷ 3 = 126.3/3 = 42.1
Number System If the sum and difference of two numbers are 20 and 8 respectively, then the difference of their square is: 28 160 12 180 28 160 12 180 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be x and y. Then, x + y = 20 and x - y = 8x2 - y2 = (x + y)(x - y) = 20 * 8 = 160.
Number System What is the difference between the local value of 7 and 5 in the number 2574? 430 570 403 413 430 570 403 413 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 500 – 70 = 430
EXAMIANS