Number System Find the least number when successively divided by 2, 3 and 7 leaves remainders 1, 2 and 3 respectively? 61 75 67 65 61 75 67 65 ANSWER DOWNLOAD EXAMIANS APP
Number System If (182)² is added to the square of a number, the answer so obtained is 47765. What is the number ? 121 101 111 131 121 101 111 131 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 5525 ÷ 17 = √? 105625 99225 93025 112225 105625 99225 93025 112225 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP √? = 5525/17 = 325∴ ? = (325)² = 105625
Number System The sum of 8 consecutive odd numbers is 656. Also average of four consecutive even numbers is 87. What is the sum of the smallest odd number and second largest even number ? 163 160 158 167 163 160 158 167 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Average of 8 consecutive odd numbers = 656/8 = 82∴ Fourth number = 82 - 1 = 81∴ First numbers = 75Average of 4 even numbers = 87∴ Second even number = 87 - 1 = 86Second largest even number = 88∴ Required sum = 75 + 88 = 163
Number System (1024—263—233)÷(986—764— 156) =? 10 8 6 None of these 10 8 6 None of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 8
Number System 96% of a number is 19584. What is 56% of that number ? 11524 11424 11224 11324 11524 11424 11224 11324 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.According to the question.96% of x = 19584= x = 1958 x 100/96 = 20400∴ 56% of 20400= 20400 x 56/100= 11424
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