Number System The sum of three consecutive numbers is 87. The greatest among these three number is: 26 30 29 28 26 30 29 28 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the numbers be x, x + 1 and x + 2 Then,x + (x + 1) + (x + 2) = 873x = 84x = 28Greatest number, (x + 2) = 30.
Number System Sum of square of first number and cube of second number together is 568. Also square of the second number is 15 less than square of 8. What is the value of three-fifth of the first number ? 9 7 6 8 9 7 6 8 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the first number be x and the second number be y.∴ y² = 82 - 15 = 64 - 15 = 49∴ y = 7∴ x² + 73 = 568= x² + 343 = 568= x² + 568 - 343 = 225∴ x = √225 = 15∴ 15 x 3/5 = 9
Number System 50% of 8/15 of 9/4 of 5/3 of 333 = ? 666 444 333 555 666 444 333 555 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 50% of [8x9x5/15x4x3 x 333]= 50% of 666= 333
Number System Find the least number when successively divided by 2, 3 and 7 leaves remainders 1, 2 and 3 respectively? 61 65 75 67 61 65 75 67 ANSWER DOWNLOAD EXAMIANS APP
Number System Complete the series : 81, 69, 58, 48, 39 ........ 31 30 28 29 31 30 28 29 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 31
Number System Three numbers which are co-prime to one another are such that the product of the first two 551 and that of the last two is 1073. The sum of the three numbers is 74 93 85 110 74 93 85 110 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 85
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