Number System 3√68921 = ? 41 31 21 51 41 31 21 51 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 3√68921= 3√41 x 41 x 41= 41
Number System A certain number of two digits is three times the sum of its digits. If 45 be added to it, the digits are reversed. The number is: 22 27 24 30 22 27 24 30 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 27
Number System 732.96 + 405.38 - 604.08 - 105.44 + 222.86 = ? 631.68 621.68 651.68 641.68 631.68 621.68 651.68 641.68 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 1361.20 - 709.52 = 651.68
Number System What is the remainder when 263251 is divided by 9? 3 1 8 6 3 1 8 6 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP If the sum of the digits of a number is divisible by 9, the number will be divisible by 9.2 + 6 + 3 + 2 + 5 + 1 = 19The nearest multiple of 9 is 18.19 - 18 = 1.
Number System The sum of two numbers is 165 and the difference between them is 9. What is the average of these two numbers ? 83.5 82.5 85.5 84.5 83.5 82.5 85.5 84.5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP x + y = 165x - y = 92x = 174 ∴ x = 87 and y = 78∴ x + y/2 = 165/2 = 82.5
Number System A number exceeds by 25 from its 3/8 part. Then the number is? 40 39 32 35 40 39 32 35 ANSWER DOWNLOAD EXAMIANS APP
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