Round to the nearest hundredth. A die was rolled 75 times with the following results: It landed on one-18...

4. Round to the nearest hundredth.
A die was rolled 75 times with the following results: It landed on one-18 times, two-10 times, four-11 times, five-14 times, and six-7 times. How many times was a three rolled in these 75 times?
5. Round to the nearest hundredth.
A coin is flipped 100 times. It lands on heads 57 times and tails 43 times. What is the empirical probability of getting heads on this coin?