Help please i'lll give branliest if correct​

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

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

I'm marking the brainliest and it's 15 points