Astudent purchases school supplies at a store where the sale tax is 7%. the pre-tax price of the supplies is $48. what is the total cost of the supplies?

Could someone me with this question i’ve been stuck on it for 20 minutes

Apyramid fits exactly inside a cube. the cube and the pyramid share the same square base, and they are both exactly the same height. the volume of the cube is 66 cubic inches. what is the volume of the pyramid? explain your answer. answer asap

Nicole purchased a container of cashews that weighs 5 kilograms. zion purchased a container of cashews that weighs 4,900 grams. how many more grams of cashews did nicole purchase?