PLEASE HELP!!!!!!!!


A business reports a net income of −$5,040 over a 9-month period.

What is the average income per month for that period? −$45,360

−$560

$560

$45,360










On the coldest night in Vostok Station, Antarctica, the temperature dropped from 0°C to −24°C in 4 hours.

What is the average temperature change per hour?