Invitations cost $3 for a pack of 8. Lori gives the cashier $20 to buy invitations and gets $11 in change. how many packs of invitations does Lori buy? Explain.

What is half of pi/3?

The number is less than 20. it is an odd one-digit number. it is not the number of sides of a triangle. It can be divided by three. What is the number?

Solve the system using substitution. 1-3x - y=-12 1 x-3y = 14

The price of a gallon of milk at various stores is normally distributed with a mean of $2.89 and a standard deviation of $0.2. The price of a gallon of milk at SmartShop has a z-score of - 1.

What are the factors of 49x^6?

Use the interactive spinner to model who among Elisondra and her three friends will order first. Then answer the questions. What is the theoretical probability of the spinner landing on Elisondra's section? Spin the spinner. Who orders first?

In a basket, there are six apples, seven bananas, three pineapples, and nine pomegranates. Janice randomly draws a fruit from the basket and then puts it back in.

If m^2 + n^2 = 18 and mn=7, what is (m-n) ^2

Add - 6.5b+11 and 3.3b-2

Order fromleadt to greatests 2.07,2 7/10, 2.67, - 2.67