Help. pls. will give brainlist if u help

Which strategy is used by public health to reduce the incidence of food poisoning?

Keith runs 5 miles in 38 minutes. at the same rate, how many miles would he run in 57 minutes

Hilary decided to purchase 3 points in order to lower her interest rate on her $140,000 mortgage. how much additional money does she need to bring to closing? a. $4200 b. $4000 c. $6 d. $400