Ateacher reviews 4-1/2 papers per hour, how many papers will that teacher review in 6-1/3 hours

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

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.

How can constraints be used to model a real-world situation?