1) Working alone, it takes Bill 11 hours to
pick forty bushels of apples. Kali can pick
the same amount in 15 hours. How long
would it take them if they worked
together?
A) 5 hours
B) 4.7 hours
C) 6.35 hours
7.22 hours
E) 7.3 hours

Charles is on a 8 1/2 mile bike ride. he stops for a rest after he’s gone 5 2/5 miles. how much farther does he still have to go?

(a) (8%) compute the probability of an even integer among the 100 integers 1! , 2! , 3! , until 100! (here n! is n factorial or n*(n-1)*(n-2) *… 1) (b) (16%) compute the probability of an even integer among the 100 integers: 1, 1+2, 1+2+3, 1+2+3+4, …., 1+2+3+… + 99, and 1+2+3+… + 100

Strawberries cause two hours per pound kate buys 5 pounds he gets 20% off discount on the total cost how much does kate pay for the strawberries