42 out of 96 support a candidate in an office election what percent of the vote is that

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

Can some one me with these questions

Julie buys 2kg of apples and 7kg of pears ? 12.70. the pears cost ? 1.30 per kilogram what is the price per kilogram of the apples? show your working out