Start learning 50% faster. Sign in now
Peach and nectarine trees produce fruit only on growth from the previous season, so they need a lot of pruning.
Four numbers are arranged in ascending order. When the 1st two numbers are increased by the number equal to their position, and the last two numbers (i....
The average age of three children is 32 years. If their ages are in the ratio 3:6:7. Find the age of the youngest child.
The average marks in geography exam of a class of 25 students are 64. If the marks of three students were misread as 44, 46 and 61 in lieu of the actual...
The average age of 6 sisters is 30 yr. If the age of the youngest sister be 5 yr. What was the average age of the group of sister just before the birth ...
In an office, there are 52 employees with an average weight of 38 kg. When the office manager's weight is included, the average w...
A village experienced an average rainfall of 150 cm during the first five days of a week, while the last five days recorded an average of 155 cm. If the...
The average number of books on history, polity and geography in a library is 110, and the average number of books on history and geography is 120. If th...
The average age of 4 children in a family is 30% of the average age of the mother and the youngest child. The total age of the father and the eldest chi...
P spends 24% of his salary on transportation, 36% on food, 19% on children’s education and 17% on medical. He deposits the remaining amount of Rs....
The average weight of a group of five persons, A, B, C, D, and E is 70 kg. If another person K joins the group then the average weight of the group is d...