On a field trip, the ratio of teachers to students is 2:9. If there are 81 students ion the field trip, how many teachers must there be.

All insurance is based on a principle called A. division of risk. B. investment premiums. C. cash value coverage. D. premium earnings.

The current population of a town is 10,000. if the population, p, increases by 20% each year, which equation could be used to find the population after t years? p = 10,000 (0.2) t. p = 10,000 (0.8) t p = 10,000 (1.2) t p = 10,000 (1.8) t

Jihan's favorite baseball team is one game away from making it to the playoffs. Each regular season ticket cost $15 and each playoff ticket cost $40.

What is the difference between certain and impossible?. what is the difference between theoretical and experimental probability?.

Factor this expression completely, 0.09y2 - 0.81 This is not multiple choice, so there are no answers to choose from.

About 450 manta rays are seen near lady Elliot island each year if you were to spot one manta ray at random what is the probability that it would be clouseau

The manager of a coffee shop has one type of coffee that sells for $7 per pound and another type that sells for $11 per pound. The manager wishes to mix 60 pounds of the $11 coffee to get a mixture that will sell for $8 per pound.

Find the perimeter of a square with an area of 702.25

Each person in Plimouth was given a plot of land 16.7 m wide by 40.8 m long. The Alden family had four members. What was the square area of the plot of land they were allotted?

Isabella has 42 photos of her family. She has half as many photos of her friends. The photo album holds 4 photos on each page. How many pages will Isabella need for all of her photos combined.