Number System 148 x 3.75 x 4 = 111 x ? 17 20 24 19 17 20 24 19 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP ? = 148 x 3.75 x 4/111 = 20
Number System If the average of two numbers is 88.5 and one number is 5.5 less than the average. Find out the next number. 97 94 91 86 97 94 91 86 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 94
Number System Sum of two numbers is 15. Two times of the first exceeds by 5 from the three times of the other. Then the numbers will be? 10, 5 6, 9 9, 6 7, 8 10, 5 6, 9 9, 6 7, 8 ANSWER DOWNLOAD EXAMIANS APP
Number System What least number should be added to 8602 to make it a perfect square ? 47 41 51 36 47 41 51 36 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP So, (93)² = 8649So, the required number to be added to make a perfect square = 8649 - 8602 = 47
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 ? 20 years 17 years 18 years 19 years 20 years 17 years 18 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
Number System 64% of 2650+40% 0f 320=? 1578 2096 1824 1247 1578 2096 1824 1247 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP 1824
EXAMIANS