The monthly cost (in dollars) of water use is a linear function of the amount of water used (in hundreds of cubic feet, HCF). The cost for using 23 HCF of water is $35.47, and the cost for using 60 HCF is $85.42. What is the cost for using 29 HCF of water?

The product of two negative rational numbers is always zero sometimes zero never zero

What value of x is in the solution set of 4x - 12 s 16 + 8x? -10 -9 -8 -7

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?