Number System On dividing number by 357, we get 39 as remainder. On dividing the same number by 17, what will be the remainder? 5 11 0 3 5 11 0 3 ANSWER DOWNLOAD EXAMIANS APP
Number System The difference between 8% of a number and 3% of the same number is 39. What is 2.8% of that number ? 24.84 25.84 27.84 21.84 24.84 25.84 27.84 21.84 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the number be x.∴ x(8 - 3)% = 39x = 3900/5 = 780∴ 2.8% of 780= 780 x 2.8/100 = 21.84
Number System 732.96 + 405.38 - 604.08 - 105.44 + 222.86 = ? 641.68 621.68 631.68 651.68 641.68 621.68 631.68 651.68 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 1361.20 - 709.52 = 651.68
Number System Let R = qs—4. When s=8, R=16. When s=10, R is equal to 21 23 20 22 21 23 20 22 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 21
Number System The average of 7 consecutive even numbers A, B, C, D, E, F and G is 36. What is the product of ' C and 'E' ? 1292 1168 1327 1468 1292 1168 1327 1468 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP A + B + C + D + E + F + G/7 = 36Therefore, D = 36Therefore, C = 34, E = 38Therefore, Product = 34 x 38 = 1292
Number System The sum of the ages of a son and father is 65 years. After 5 years the age of father will be double of the age of son. What is the age of son ? 18 years 17 years 20 years 19 years 18 years 17 years 20 years 19 years ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Let the age of the son be x and the age of the father be y.Therefore, x + y = 65 ..........(i)or, 2 x (x + 5) = (y + 5)or, 2x + 10 = y + 5or, 2x - y = 5 ...................(ii)From equations (i) and (ii), x = 20, y = 45
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