Number System (12.04 x 7.5 + 0.8 x 45) ÷ 3 = ? 45 42.1 54.7 42.6 45 42.1 54.7 42.6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (90.3 + 36) ÷ 3 = 126.3/3 = 42.1
Number System Find the least number which when divided by 35 and 11 leaves a remainder of 1 in each case. 388 384 386 391 388 384 386 391 ANSWER DOWNLOAD EXAMIANS APP
Number System If x + y = 61 and xy = 888, What is the value of x²+ y² ? 1965 1955 1975 1945 1965 1955 1975 1945 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Because (x + y)² = x² + y² + 2xy∴ x² + y² = (x + y)² - 2xy∴ x² + y² = (61)² - 2 x 888= 3721 - 1776 = 1945
Number System 64% of 2650+40% 0f 320=? 1247 1578 1824 2096 1247 1578 1824 2096 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1824
Number System ?2704 x ?2209=? 1444 3444 2444 4444 1444 3444 2444 4444 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2444
Number System 4550 ÷ 25% of ? = 130 135 130 140 125 135 130 140 125 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 4550 ÷ ? x 25/100 = 130= 4550 ÷ ?/4 = 130= 4550 x 4/? = 130= ? x 130 = 4550 x 4= ? = 4550 x 4/130 = 140
EXAMIANS