Aman cut a cake into 8 pieces. his family ate 1/2 of it, then he gave away 3 pieces. what fraction of the cake is left?

Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?

Three times the sum of a number and seven is negative thirty-six. what is the number?

Mama mia restaurant used 1 2 2 1 ? of their mozzarella cheese making pizza and the remaining 6 4 64 ounces making pasta. how many pounds of mozzarella cheese did mama mia start with?