An open box with a square base have a volume of 8m^3. the material of the base costs $8 per square meter and the material for the sides costs $6 per square meter. express the cost of the materials as a function of the width (w) of the base

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

Question 5 spring semester final exam math evaluate

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?