Questions I'm Struggling With Part 4

10.) A big jar of taffy holds 500 salt water taffies. 310 taffies are red in color and 150 are strawberry flavored. Also 350 taffies are strawberry flavored red taffies. Find the probability that a randomly chosen taffy from this jar is red in colored or is stawberry flavored.

A.) 0.32 B.) 0.50 C.) 0.22 D.) 0.18

By the way. These are 10 problems I cant seem to solve out of nearly 50 problems. So its not like I'm lazy person wanting people to do whole assignments for me. I just can't seem to solve these 10 problems. Thanks

Any help I can get would be terrific.