Number System What should come in the place of question mark (?) in the number series given below? 157 158 160 159 157 158 160 159 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 160
Number System How many numbers up to 300 and 700 are divisible by 2, 3 and 7 both together? 8 9 10 11 8 9 10 11 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (700 – 300)/42 = 9 22/42 => 9 Numbers
Number System The simplest form of 1.5 : 2.5 is : 17 : 19 5 : 7 3 : 5 13 : 11 17 : 19 5 : 7 3 : 5 13 : 11 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3 : 5
Number System If the following fractions 7/6, 6/7, 5/3, 8/13 and 6/5 are arranged in descending order, which will be the last in the series? 8/13 9/13 7/13 6/13 8/13 9/13 7/13 6/13 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7/6 = 1.166, 6/7 = 0.857,5/3 = 1.66,8/13 = 0.615,6/5 = 1.2Therefore, 5/3 > 6/5 > 7/6 > 6/7 > 8/13
Number System 432+2170+35=? 729 678 523 494 729 678 523 494 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 494
Number System If (74)² is added to the square of a number the answer so obtained is 7780. What is the number ? 50 49 47 48 50 49 47 48 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.or, x² + (74)² = 7780or, x² = 7780 - 5476 = 2304∴ x = 48
EXAMIANS