Simple angle question

At 6 1/2 cents per pound of string beans how much does 7 pounds cost

Alcoa was $10.02 a share yesterday. today it is at $9.75 a share. if you own 50 shares, did ou have capital gain or loss ? how much of a gain or loss did you have ? express the capital gain/loss as a percent of the original price

Will give a: 122 b: 90 c: 48 d: 180