4. The probability that Casey, a softball player gets a hit during a single time at bat is 3/10. If she goes to bat 6 times in her next game, determine the probability to four decimal places

a. That she gets at least 2 hits in the game.

b. That she gets at most 3 hits in the game

c. That she does not get a hit in the game.

d. That she gets exactly 4 hits in the game