Perimeter of dog house is 122 inches the width is 25. how many square feet of carpet do i need to cover the floor of doghouse

Pls me this is due today and i need i will make brainliest if you me answer correctly and i will report if you try to give me a dumb answer.

If 20% of a number is 35, what is 50% of that number?

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.