Jason and Bill open a business for tutoring students in mathematics. Their
monthly total expenses (they spend) are $300. Jason and Bil have tutoring
contracts with a total of 10 students. Each student is tutored 2 hours per
week at a cost of $30 per hour. Using 4 weeks per month, what is the
income after expenses for a month of tutoring
A. $900
B. $2,100
C. $2.400

What is 1/2 x (6 x 4)+3 + 2 show your work

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.

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?