Question

PLZ HELP ON A TEST NEEDED ASAP!!!!!

Research shows the United States uses 45,000 water bottles every 30 seconds. At this rate, how many water bottles are used in the United States in 45 seconds?

Answer 1

67500 bottles

Explanation:

The rate of use of water bottles is 45000bottles/30sec

the unit rate of use of water bottles is 1500bottles/1sec

multiply by 45 to get the number of bottles used in 45 seconds

1500/1sec *45sec=67500 bottles