Number System On multiplying a number by 7, the product is a number each of whose digits is 3. The smallest such number is: 47649 48619 47719 47619 47649 48619 47719 47619 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP By hit and trail, we find that47619 * 7 = 333333.7) 333333 (47619 333333---------------- 0
Number System Let R = qs—4. When s=8, R=16. When s=10, R is equal to 21 20 23 22 21 20 23 22 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 21
Number System Find the smallest number which when divided by 13 and 16 leaves respective remainders of 2 and 5. 207 197 187 219 207 197 187 219 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let 'N' is the smallest number which divided by 13 and 16 leaves respective remainders of 2 and 5.Required number = (LCM of 13 and 16) - (common difference of divisors and remainders) = (208) - (11) = 197.
Number System What is the difference between the local values of 3 in the number 53403? 3003 3030 0 2997 3003 3030 0 2997 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 3000 – 3 = 2997
Number System 65 x 288 ÷ 52 = 1.8 x ? 210 180 200 190 210 180 200 190 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 65x288/52x1.8 = 200
Number System What is 50% of 40% of Rs. 3,450? 690 640 670 630 690 640 670 630 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 40% * 3450 = 1380then, 50 % * 1380 = 690
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