Sally bought 5 apples at the store. Her friend, jenny, bought 4 times as many apples as Sally. Jonathan bought 6 more apples than Sally. How many apples did Jenny buy?
The sum of the present age of a father and his son is 60 years. Six year's ago, father's age was five times the age of the son. what will be the age of the son and father after 6 years?
