Question

On average, a commercial airplane burns about 4.0 × 103 mL of gasoline per second. There can be as many as 5 × 103 airplanes in the air in the United States at any given time.

About how many milliliters of gasoline are burned per minute by commercial airplanes in flight in the United States?

1.2 × 10 ? mL

Answer 1

@welshfella @robtobey

Answer 2

4 * 10^3 * 5 * 10^3 mls per second

multiply this by 60 to get the number of mls per minute

Answer 3

ok

Answer 4

recall you add exponents when multiplying these numbers

Answer 5

20,000,000 am i right @welshfella

Answer 6

what is that - the first part ?

Answer 7

4 * 10^3 * 5 * 10^3

Answer 8

the mls per second?

Answer 9

yeah

Answer 10

yes but its not in scientific form.

Answer 11

ohhhh