Selma spent 7/10 of her allowance on a new backpack what percentage of her allowance did she spend

An episode of a television show is 60 minutes long when it originally airs with commercials. on a dvd without commercials, the episode is only 417 minutes long. how many1-minute commercials did the episode include when it originally aired? write and solve an equation to justify your answer.

The table above shows approximate conversions from gallons to liters. what is the value of x?

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?