HELP PLEASE I NEED HELP ON THIS ASSIGNMENTS QUICK IVE BEEN STUCK ON MY HOMEWORK FOR HOURS I NEED HELP PLEASE

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

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

Abag contains 10 white golf balls and 6 striped golf balls. a golfer wants to add 112 golf balls to the bag. he wants the ratio of white to striped gold balls to remain the same. how many of each should he add?