One moving company charges $107 plus $16 per hour. Another moving
company charges $72 plus $21 per
hour.

At what number of hours will the charge by both companies be the
same? What is the charge?

Agrocery store has 12 lb of trail mix that is 10% banana chips. the store's manager would like to add banana chips to bring the new mix up to 25% banana chips. write and solve a system of equations to find out how many pounds of banana chips manager needs to add.

How many different triangles can be constructed with the angle measurements of 134° 10° and 36° ?

Aquantity with an initial value of 3900 decays exponentially at a rate of 35% every hour. what is the value of the quantity after 0.5 days, to the nearest hundredth?