Number System What is the difference between the largest and the smallest number written with 7, 7, 0, 7? 6893 6093 6993 693 6893 6093 6993 693 ANSWER DOWNLOAD EXAMIANS APP
Number System A certain number successively divided by 2, 5 and 7 leaves remainders 1, 2 and 3 respectively. When the same number is divided by 70, what is the remainder? 33 36 34 35 33 36 34 35 ANSWER DOWNLOAD EXAMIANS APP
Number System The difference between 71% of a number and 46% and of the same number is 212. What is 75% of that number 724 845 636 673 724 845 636 673 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ 71% of x - 46% of x = 212∴ (71 - 46)% of x = 212∴ 25/100 x x = 212∴ x = 212 x 4 = 848∴ 75% of 848 = 848 x 75/100 = 636
Number System What is the difference between the local value of 7 and 5 in the number 2574? 413 403 430 570 413 403 430 570 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 500 – 70 = 430
Number System If (74)² is added to the square of a number the answer so obtained is 7780. What is the number ? 49 47 48 50 49 47 48 50 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.or, x² + (74)² = 7780or, x² = 7780 - 5476 = 2304∴ x = 48
Number System If the difference between a number and its three-fourth is 18, find the number. 57 61 68 72 57 61 68 72 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.According to the question,x - 3x/4 = 18= x/4 = 18= x = 4 x 18 = 72
EXAMIANS