Number System 17580 x 1.8 - 13720 x 2.1 = ? x 2.4 1140 1160 1180 1120 1140 1160 1180 1120 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2.4 x ? = 31644 - 28812 = 2832∴ ? = 2832/2.4= 1180
Number System When 102 is reduced from a number, the number gets reduced by 88%. What is that number ? 550 650 750 850 550 650 750 850 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 850
Number System {(742)² ÷ 36} ÷ 2 = ? 423.5 420.5 422.5 421.5 423.5 420.5 422.5 421.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = (174 x 174/36) ÷ 2 = 841/2 = 420.5
Number System (√6 + 1)² = ? + 2√6 5 7 8 6 5 7 8 6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = (√6 + 1)² - 2√6= (√6)² + 2 x √6 + 1 + 1² - 2√6= 6 + 2√6 + 1 - 2√6 = 6 + 1 = 7
Number System Which one of the following represents the sum of the first n even numbers? N(N + 1) N2+ 1 N(N – 1) N2 N(N + 1) N2+ 1 N(N – 1) N2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP N (N + 1)
Number System 7.8 x 4.5 x 4.2/0.14 = ? 1053 1032 1087 1012 1053 1032 1087 1012 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7.8 x 4.5 x 4.2/0.14 = 1053
EXAMIANS