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ATQ, Ratio of the profits received by ‘Arjun’ to ‘Vicky’ {(12000 × 8) + (0.75 × 12000 × 4)}:{(8000 × 8) + (10000 × 4)} = 33:26 Required difference = 17700 × {(33 – 26)/(33 + 26)} = Rs.2100
A batsman scores 87 runs in the 21st match of his career. His average runs per match increases by 2. What was his average before the 21st match.
Ram scored an average of 5 goals per match in his first four games. However, he didn't score any goals in the following three matches. How many goals do...
5 positive numbers are written on a piece of paper. Sum of first 3 numbers is 70 and ratio of the 4th and the 5th number is 2:3. If difference between t...
The mean of a set of 15 numbers is 40. If the mean of the initial 5 numbers in this set is represented by the expression (12x + 10), and the mean of the...
The average salary of 36 employees ( Teachers+principals) in a School is Rs.10,375. A Principal in the School receives a salary that is 125% higher than...
A gift box has 10 bangles. The average weight of the first 4 bangles is 56gms and the average weight of the remaining 6 bangles is 57 gms. Tell the aver...
A number is such that when it is multiplied by 5, it gives another number which is as much above from 210 as the original number (itself) is below 210. ...
The average mark obtained by 140 candidates in a certain examination is 50. If the average marks of passed candidates are 55 and that of the failed cand...
The average marks scored by 20 boys and 45 girls are 88 and 94 respectively. Find the average marks scored by all the students together. (Answer should ...
