Kendra fed her dog 3 of a bag of dog food last week and 40 of the 10 100
bag this week. How much of the bag did Sam's dog eat in all?

What two criteria are needed for triangles to be similar

Steve wants to develop a way to find the total cost of any item including sales tax. the sales tax in his city is 6%. his friend jenna writes the expression x + 6x where x is the cost of the item. explain whether her expression is correct based on the situation.

Hundred and tens tables to make 430 in five different ways