The digits 1-5 are used for a set of locker codes. Suppose the digits cannot repeat. Find the number of possible two digit and three digit codes. Describe any pattern and use it to predict the number of possible five digit codes.

What is. 09 as a fration

What is the interquartile range of the following data set? 13, 17, 18, 15, 12, 21, 10

A construction company purchased 96 tons of marble. The price was $72 per ton. What was the approximate price of the marble?

There are 21 animals on Farmer Cole's farm - all sheep and chickens. If the animals have a total of 56 legs, how many of each type of animal lives on his farm? Write a system of equations, and use the equal values method to solve it.

Can 7y + 1 be simplified

Alex earned $20. he earned 1/4 of the amount rob earned. how much did rob earn? write an equation to match.

If jane buys two more sheets of poster board, how much does she spend all together?

Write the absolute value inequality in the form |x-b| |x-b|>c that has the solution set x7. Answer:

Miguel buys 100 feet of fence to enclose a rectangular area of his backyard so his dog run freely. What is the maximum area, in square feet, he can enclose

Call a household prosperous if its income exceeds $100,000. Call the household educated if the householder completed college. Let A be the event that a random household is prosperous and B the event that it is educated.