56 # 93 = {(5 x 6) + (9 x 3)} = {30 + 27} = 57 78 # 46 = {(7 x 8) + (4 x 6)} = {56 + 24} = 80 Similarly, 69 # 53 = {(6 x 9) + (5 x 3)} = {54 + 15} = 69.
In a class of 50 students there are 22 girls who scored an average of 35 marks in the test. What is the average marks of the boys if the class average ...
The average age of 15 girls is 45 years. If the age of one more girl is added the average decreases by half a year. What is the age of new girl?
A car covers a distance of 60 km at a consistent speed. If the car's speed is increased by 8 km/h, it would take 2 hours less to travel the same distanc...
The average weight of a group of 30 employees is 65 kg. If an additional five employees, each with an average weight of 72 kg, are added to the group, w...
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According to Ben, his age is between 30 and 34 years, while his wife thinks his age is between 32 and 36 years. His son believes his age is between 31 a...
If the average of two numbers is 20 and the square root of their product is 16, then the difference between the numbers is:
The average age of 10 men is increased by 2 years when two of them whose age are 24 and 26 years replaced by two new men. The average age of the two new...
