In the US the average man, age 20 years or older, weighs 195.7 lbs. and standard deviation 13 lbs. weight follows a normal distribution. If 10 men are ramdomly selected, find the probabilty their mean weight exceeds 200 lbs.

275/20 simplified (lmbo it told me to add more characters)

Galen sold tickets of his church’s carnival for a total of $2,820. children’s tickets cost $3 each and adult tickets cost $5 each. the number of children’s tickets sold was 30 more than 3 times the number of adult tickets slod. how many children’s ticket and how many adult tickets did he sell?

Melanie is buying a bathing suit that costs 39.99. she is given a discount at the cash register of $6.00 when she scratched 15% off on a game piece for a store promotion. what will the sale price of melanie’s bathing suit be?