Determine whether the events are mutually exclusive. Then find the probability. Round to the nearest tenth of a percent, if necessary. 1. GAME spinning a 3 or an odd number on a spinner with 8 equally-sized sections, numbered 1-8.

2. GRAB BAG From a grab bag, a birthday child gets to randomly pick one of twenty envelopes, 10 of which contain toy store discount coupons, 8 of which contain gift cards, and 2 of which contain cash. What is the probability a birthday child selects a gift card or cash?

3. If randomly selecting one item from a drawer that contains 4 red socks, 2 black socks, 2 white socks . Find the probability of getting an item that is white or black.

Please help, i have very limited time, it would be very appreciated if you answered the 3 questions. Thank you!