Number System What is 432 times 119 ? 51408 50408 53408 52408 51408 50408 53408 52408 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP No. 432 x 119 = 51408
Number System Write the next number in the series : 14, 16, 13, 17, 12, 18, 11 .... 1 19 7 15 1 19 7 15 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 19
Number System A two-digit number is such that the product of the digits is 8. When 18 is added to the number, then the digits are reversed. The number is: 81 24 42 18 81 24 42 18 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the ten's and unit's digit be x and 8/x respectively. Then, (10x + 8/x) + 18 = 10 * 8/x + x 9x2 + 18x - 72 = 0 x2 + 2x - 8 = 0 (x + 4)(x - 2) = 0 x = 2 So, ten's digit = 2 and unit's digit = 4. Hence, required number = 24.
Number System Subtracting 30 from a number, the remainder is one fourth of the number. Find the number? 40 22 1/2 45 30 40 22 1/2 45 30 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3/4 x = 30 => x = 40
Number System 7.8% of 12.5 + 2.5% of 161 = ? 5 9 2 12 5 9 2 12 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 7.8 x 12.5/100 + 2.5 x 161/100= 0.975 + 4.025= 5
Number System What is the difference between the local value of 7 and 5 in the number 2574? 430 570 413 403 430 570 413 403 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 500 – 70 = 430
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