Please help!!! Marla was using ribbon to make a picture frame. She started with 7 5/6 feet of ribbon. She used 4 1/6 feet of ribbon to make the picture frame. How much ribbon did Marla have left?

The amount of money, in dollars, in an account after t years is given by a = 1000(1.03)^t. the initial deposit into the account was $_^a0 and the interest rate was _a1% per year. only enter numbers in the boxes. do not include any commas or decimal points^t. the initial deposit into the account was $__^a0 and the interest rate is % per year.

Daniel bought a computer game for $25 and later sold it to thomas for a 40% profit. how much did daniel sell the computer game for?

Does anyone know how to do geometryme with this problem