Savings can double, and so can our bills thanks to this concept called compounding. Why do we want our savings to double? ​

Afarmer sells 9.5 kilograms of apples and pears at the farmer's market. 4/5 of the weight is the apples and the rest is the pears. how many kilograms of pears did she sell at the farmers market

Alice is paying her bill at a restaurant. but tax on the cost of a male is 5%. she decides to leave a tip 20% of the cost of the meal plus the tax

Use pascal's triangle to find the missing values. x4 - 4xb + 6x2 - ax + 1