In a theatre seats are arranged in rows. A teacher took her team of 50 students to the theatre for a field trip. there are 6 rows of seats and each row has 9 seats. how many adults can go on the field trip

1. 4^2+25 2.55-4⋅5+12

A professor conducts an experiment that investigates the effects of a new statistics CD on student understanding. His one statistics class is used for the sample. He divides the roster into two halves and uses each half as a group.

Janelle ls saving to buy a guitar that costs $350. So far, she has saved $105.20. She warks to buy the guitar in 18 weeks. Based on this Information, which statement is true? Janelle should save $20.03 per week, because (350 + 105,20) + 14 = 20.

The probability that a student guesses the correct answer to a five-choice multiple choice question

A salesperson at an electronic store is given a choice of two different compensation plans. Plan A pays him a weekly salary of $250 plus a commission of $25 for each stereo sold. Plan B offers no salary but pays $50 commission on each stereo sold.

An experimenter has prepared a drug dosage level that she claims will induce sleep for 80% of people suffering from insomnia. After examining the dosage, we feel that her claims regarding the effectiveness of the dosage are inflated.

2 (x-3) + 5=3 (x-1) how to solve?

9x + 2y + 6 + 9y + 7. What's the coefficient of y? What is the constant

Amount: $90,000 Rate: 9 % Payments: 360 @ $724.12 Total Interest: $170,683.20 How much will be repaid for this loan? $ What percentage of this total is total interest? What will be the average amount per payment for interest? $

A rectangle is dilated by a scale factor of 3. What will be the resulting effect on the area?