math Gods: I need to find out the exact size, in inches, of a cake board that is 11 cupcakes deep and 10 cupcakes wide; the cupcakes are 2 5/8 inches square. my eternal gratiude is yours

Question

anonymous · Answer

Ok, 7y to the 1/8 + y to the -7/8. Write the expression as one fraction with positive exponents.

anonymous · Answer

mistype my bad

anonymous · Answer

please, i don't speak math, never ever could.

anonymous · Answer

please, please, please, pull eeeeeeze...i know it's simple if I knew how to multiply the fraction......!