What is the length of the loan (time in years)?

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?

Find two numbers if their ratio is 4: 7 and their difference is 123.

The graph shows a proportional relationship between the number of bags of candy and their price