four students bella, mila, sarah, and evelyn, line up one behind the other how many different ways can they stand in line

The highest common factor of 132 and 220

Ifurniture stores having a weekend sale and is offering 20% discount on patio chairs and table the sales tax on furniture is 6.25 using function composition how can you represent the total amount a that you would need to pay for this furniture that cost x dollars

Does anyone know how to do geometryme with this problem