Number System √(17)² + (17)² + (5)² - 2 = ? 19 18 17 16 19 18 17 16 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = √49 + 289 + 25 - 2 = √361 = 19
Number System A man engaged a servant on the condition that he would pay him Rs.710 and a uniform after a year service. He served only for 8 months and got Rs.460 and a uniform. Find the price of the uniform? Rs.20 Rs.30 Rs.40 Rs.25 Rs.20 Rs.30 Rs.40 Rs.25 ANSWER DOWNLOAD EXAMIANS APP
Number System Find the number which multiplied by 15 is increased by 196. 20 14 26 28 20 14 26 28 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x. Then,15x - x = 196x = 14
Number System How many numbers up to 300 and 700 are divisible by 2, 3 and 7 both together? 11 8 10 9 11 8 10 9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (700 – 300)/42 = 9 22/42 => 9 Numbers
Number System (444 x 44 x 4) ÷ 40 ? 1953.6 1853.6 2153.6 2053.6 1953.6 1853.6 2153.6 2053.6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 444 x 44 x 4/40 = 1953.6
Number System The sum and the product of two numbers are 25 and 144 respectively, the difference of the number is? 7 3 11 5 7 3 11 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
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