Number System What should come in place of the question mark (?) in the given number series ? 888, 888, 444, 148, ?, 7.4 38 37 39 36 38 37 39 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 (12.04 x 7.5 + 0.8 x 45) ÷ 3 = ? 54.7 42.1 45 42.6 54.7 42.1 45 42.6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP (90.3 + 36) ÷ 3 = 126.3/3 = 42.1
Number System What is the difference between the local values of 3 in the number 53403? 3003 2997 0 3030 3003 2997 0 3030 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3000 – 3 = 2997
Number System 4/6 of 6/5 of 5/7 of a number is 96. Find the number. 168 170 162 164 168 170 162 164 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x x 4/6 x 6/5 x 5/7 = 96∴ x = 96 x 6 x 5 x 7/4 x 6 x 5 = 168
Number System If (35)² is added to the square of a number the answer so obtained is 1394. What is the number ? 15 11 17 13 15 11 17 13 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x Therefore, x² + (35)² = 1394Therefore, x² = 1394 - (35)² = 1394 - 1225 = 169Therefore, x = √169 = 13
Number System Thrice the square of a natural number decreased by 4 times the number is equal to 50 more than the number. The number is: 5 6 10 4 5 6 10 4 ANSWER DOWNLOAD EXAMIANS APP
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