There are 15 boys and 10 girls in miss li class. she wants to group all the students so that each group has the same number of boys and girls as the other groups. what is the greatest number of groups she can have ?

Write an equation for the function that includes the points (2,100)and (3,100)

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.

Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.