Dan's goal is to raise more than $4000.00 in order to buy a car his senior year. If he has $2150 saved already and has a job that pays $10 per hour, how many hours does he need to work between now and senior year in order to get his car?​

A. 127 cm^2 b. 144.5 cm^2 c. 172 cm^2 d. 50 cm^2

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.

Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.