Pick the measurement that would not create a triangle. 10 cm, 10 cm and A. 25 cm
B. 15 cm
C. 10 cm
D. 5 cm

Answer these questions showing your work plz

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?

How many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.