Given two terms of the arithmetic sequence, a6=12 and a9 = - 6, find a1 and d

The sum of 3/4 and 18/19

At the school cafeteria, 70% of students ordered pizza, the rest of the students got a hamburger. Of those that got pizza, 50% got a salad with their meal. Of those that had a hamburger, 42% got a salad with their meal.

The school you want to go to has an acceptance rate of 12%12%. That means that 12%12% of the students who apply to the school get in. The school took in 2,4002,400 students last year. How many students applied?

7.489 : 0.09. Explain.

Andre received $60 for his birthday and put it in his piggy bank. Each week, he puts 3 more dollars in his bank. The amount of money in dollars D in his bank is given by D = 3w + 60, where w is the number of weeks he has saved 3 dollars.

You travel 60 kilometers in 1.5 hours. What is your average speed?

How many pounds of water are in a 55 gallon shipping drum?

A snail travels at a rate of 2.58 feel per minute Write a rule to describe the function. How far will the snail travel in 9 minutes? D (t) - 2.68: 3.49 D (t) = t+2.58; 11.58 ft d (t) = 9t; 23.22 ft d (t) = 2.581; 23.22 ft

What is the least number of bowling balls to make the mode 14 pound so

Flying saucers pizza charges $0.15 per square inch for circular pizzas. If a pizza is measured by the diameter, how much will flying saucers pizza charge for a 7 inch, 10 inch and 14 inch pizza?