The average weight of five friends A, B, C, D and E is (x+8) years while the average weight of C and E is (x-8) kg. If the weight of another person F is...
Average weight of 10 nurses is 32 kg. If the weight of one more nurse is included, then average weight is increased by 2 kg. Find the weight of the newl...
The average of 8 numbers is 5.95. The average of two of them is 5.4, while the average of the other two is 5.86. the average of the remaining four numbe...
Average age of a class of 25 students is 13 years. Average age of the class is increased by 30 months if the age of the teacher is included. Find the ag...
The average expenditure of a man for the first 8 month is Rs.6000 and for the next 4 months is Rs.8000. If he saves 10000 in that year then find his ave...
The average wage of a group of 49 labourers is Rs. 650. If 4 persons receiving average wage of Rs. 500 leave the group and 2 persons receiving average w...
The average number of novels on historical, thriller and fantasy in a library is 160, and the average number of novels on historical and fantasy is 140....
A student's marks were wrongly entered as 65 instead of 45. Due to this, the average marks for the class increased by 1 /3 The number of students in the...
In an examination the average marks of Rohit is 54. If he got 18 more marks in science and 22 more marks in maths then his average would have been 58. F...
18 years ago the average age of a family of four members was 45 years. Two children were born in that span of 18 years. The present average age of the ...
