Question

Lake Michigan holds 1.3 x 1015 gallons of water. If just Chicago removed water from the

lake and it never rained again, how many days would the water last? Chicago uses 1.2 x 109
gallons of water /day
1,300,000,000,000,000 gallons
Show work

Answer 1

1.3x 10 15 gallons of water / 1.2x 10 9 gallons/day=

1.1x 10 6 gallons/day

Step-by-step explanation:

Answer 2

1.3 x 10¹⁵ : 1.2 x 10⁹ = 1.083 x 10⁶