It cost Mr. Packer $3.60 to send a 3-pound package using next-day service. At this rate, what will it cost him to send a 4-pound package? Which is the only proportion that can be used to solve this problem?​

What is this equation in point-slope form?

An air conditioning system can circulate 350 cubic feet of air per minute. how many cubic yards of air can it circulate per minute?

You dug a hole that was 8 feet deep. after taking a short break, you dug down 3 more feet in the same hole. when finished digging, a tractor accidentally filled the hole with 4 feet of dirt. how deep is your hole now?