Number System If (35)² is added to the square of a number the answer so obtained is 1394. What is the number ? 17 11 15 13 17 11 15 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 The sum of the numbers is 264. If the first number be twice the second and third number be one-third of the first, then the second number is: 84 72 48 54 84 72 48 54 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the second number be x. Then, first number = 2x and third number = 2x/3.2x + x + 2x/3 = 26411x/3 = 264x = 72
Number System If three eighth of a number is 141. What will be the approximately value of 32.08% of this number? 120 160 90 60 120 160 90 60 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x * 3/8 = 141 => x= 376376 * 32.08/100 = 120
Number System Which is the smallest fractions among the following ? 27/31 15/19 13/15 11/13 27/31 15/19 13/15 11/13 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 11/13 = 0.8461,13/15 = 0.8666,27/31 = 0.87,15/19 = 0.789
Number System If one third of 3/4 of a number is 21. Then find the number? 840 630 84 63 840 630 84 63 ANSWER DOWNLOAD EXAMIANS APP
Number System 1827÷ 36 x ?=162.4 2.6 3.2 4.3 1.9 2.6 3.2 4.3 1.9 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3.2
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