Number System 84 * 29 + 365 = ? 2436 2801 - 2071 - 2801 2436 2801 - 2071 - 2801 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP - 84 * (30 - 1) + 365= - (84 * 30) + 84 + 365= - 2520 + 449 = - 2071
Number System How many figures are required to number the pages the pages of a book containing 365 pages? 977 987 967 897 977 987 967 897 ANSWER DOWNLOAD EXAMIANS APP
Number System On dividing number by 357, we get 39 as remainder. On dividing the same number by 17, what will be the remainder? 0 5 11 3 0 5 11 3 ANSWER DOWNLOAD EXAMIANS APP
Number System In how many ways can 5 boys be chosen from 6 boys and 4 girls so as to include exactly one girl ? 56 58 60 54 56 58 60 54 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP One girl can be chosen in 4C1 = 4 ways and 4 boys can be chosen in 6C4 = 15 ways ∴ Total number of ways = 4 x 15 = 60 ways.
Number System If (47)² is added to the square of a number the answer thus obtained is 2290. What is the number ? 8 10 9 7 8 10 9 7 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the no. be x Therefore, x² + (47)² = 2290Therefore, x² = 2290 - 2209 = 81Therefore, x = 9
Number System What is the sum of the local values of the digits 2, 3, 4, 5 in the number 2345? 5243 2105 2345 2435 5243 2105 2345 2435 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 2000 + 300 + 40 + 5 = 2345
EXAMIANS