Solve the following equation for ff. Be sure to take into account whether a letter is capitalized or not. jf=M

Can someone me with #s 8, 9, and 11. with just one of the three also works. prove using only trig identities.

Find the unit rate for: 75% high-fiber chimp food to 25% high -protein chimp food.

Ashley spent half of her lunch money on a turkey sandwich. then she spent two-thirds of the money she had left on a bottle of juice and the rest of the money on a cookie. if the cookie cost $.75, how much lunch money did ashley have to start with?