Two paint brushes are laid down end to end. What is the total length of these two paint brushes

Answer this question! 30 points and brainliest! only if you know the answer.

Amerchant has coffee worth $60 a pound that she wishes to mix with 50 pounds of coffee worth $90 a pound to get a mixture that she will sell for $70 a pound. how many pounds of the & 60 coffee should be used?

Which is greater, 7 p 5 or 7 c 5? 7p5 7c5