From a random sample of 40 people at a dinner party, 15 ordered the steak dinner. If there are a total of 212 people at the dinner party, about how many steak dinners are ordered? * 1 point
A. 40
B. 60
C. 80
D. 100

Acommunity group sells 2,000 tickets for its raffle. the grand prize is a car. neil and 9 of his friends buy 10 tickets each. when the winning ticket number is announced, it is found to belong to neil's group. given this information, what is the probability that the ticket belongs to neil? a.1/5 b.1/10 c.1/200 d.1/4

If anyone has done the algebra 2 chaos theory portfolio would you be wiling to me? i kind of know what i'm doing i just don't know if i'm doing it right.

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?