Number System 6.4 x 8.5 x 25/3.2 x 12.5 = ? 4.5 5.6 2.3 3.4 4.5 5.6 2.3 3.4 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 6.4 x 8.5 x 2.5/3.2 x 12.5 = 3.4
Number System What should come in place of the question mark (?) in the given number series ? 888, 888, 444, 148, ?, 7.4 39 38 37 36 39 38 37 36 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let x be the missing number.Then888/888 = 1,888/444 = 2,444/148 = 3,148/x = 4= x = 148/4 = 37 and 37/7.4 = 5
Number System 7.8% of 12.5 + 2.5% of 161 = ? 2 12 5 9 2 12 5 9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7.8 x 12.5/100 + 2.5 x 161/100= 0.975 + 4.025= 5
Number System 1827÷ 36 x ?=162.4 2.6 4.3 1.9 3.2 2.6 4.3 1.9 3.2 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3.2
Number System If (182)² is added to the square of a number, the answer so obtained is 47765. What is the number ? 111 121 101 131 111 121 101 131 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be xTherefore x² + (182)² = 47765Therefore x² = 47765 - (182)2 = 47765 - 33124Therefore x² = 14641, Therefore x = 121
Number System How many numbers up to 300 and 700 are divisible by 2, 3 and 7 both together? 8 11 10 9 8 11 10 9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (700 – 300)/42 = 9 22/42 => 9 Numbers
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