Mathematics, 24.09.2019 06:00 jessicascott120305

#30 tickets to a school play cost $2 if bought in advance and $3 at the door. by selling all 400 tickets, $1,030 was
collected. let x represent the number of tickets sold at the door.
in terms of x. how many tickets were sold in advance?

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 14:00, holaadios222lol

Which expression is equivalent to? assume x > 0 and y > 0.

Answers: 1

continue

Mathematics, 21.06.2019 18:00, glocurlsprinces

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

Answers: 1

continue

Mathematics, 21.06.2019 19:30, kayli53531

Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?

Answers: 1

continue

Mathematics, 21.06.2019 20:50, brea2006

An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.

Answers: 3

continue

You know the right answer?

#30 tickets to a school play cost $2 if bought in advance and $3 at the door. by selling all 400 tic...