One bunch of seedless black grapes cost $2. how many bundels can you buy for $20

Olive's solar powered scooter travels at a rate of 30 miles per hour. what equation can she use to calculate her distance with relation to the time she traveled? h=hours m=miles 1. h=m+30 2. m=30h 3. m=h+30 4. h=30m

Events a and b are independent. the probability of a occurring is 2/5. the probability of b occurring is 1/4. what is p(a and b)?

Compute the standard deviation of the following set of data to the nearest whole number. 10, 10, 15, 20, 25