Average run scored by a batsman in first ‘x’ matches is 50. In next 16 matches he scored runs with an average of 70 so that his overall average incr...
Average age of company A is 24 years and average age of both companies A and B is 12 years. If the ratio of number of employees in company A and B is 3:...
The average cost of three chairs is Rs.11000. The average cost decrease by 20% when one more chair is included. What is the cost price of the 4th
A number is such that when it is multiplied by 3, it gives another number which is as much above from 240 as the original number (itself) is below 240. ...
The average score obtained by 27 students in a class test is 68 marks. The top place was shared by 3 people who got the same score. If the lowest score ...
The average age of a class of 25 girls is 20 years. If 7 new girls having average age of 12 years join the class, then the average age of the class beco...
15 years ago, the average age of all the 80 teachers of the college was 50 years. 8 years ago, the principal has retired from her post at the age of 60 ...
The average age of a class of 20 girls is 14 years. If 5 new girls having average age of 9 years join the class, then the average age of the class becomes:
The average run rate of a cricket team during the first 20 over’s is 4.5. What should be the asking rate per over for the next 30 over’s. if it has...
There are 15 numbers such that average of first 12 numbers is 65 while the average of last five numbers is 76. Find the 12th number, if the ratio betwee...