Colton earns $7 per hour plus $1.50 for each pizza delivery. the expression 7h+1.50d can be used to find the total earnings after h hours and d deliveries have been made. how much money will colton earn after working 15 hours and making 8 deliveries

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?