well to find the mean you add up all the numbers then divide by the ammount of numbers so it would be 60,000+70,000+60,000+90,000+80,000=360,000 then you divide that by 5 and you end up with 72,000

6 0

2 years ago

On average, a commercial airplane burns about 3.9 × 10³ mL of gasoline per second. There can be as many as 5.1 × 10³ airplanes i

motikmotik

3.9 x 5.1 = 19.89

10^3 x 10^3 = 10^6

19.89 x 10^6

move decimal point

1.989 x 10^7

4 0

3 years ago

How many teams does the dentist sell each mounth

charle [14.2K]

Answer:

Toothbrushes: 100

Floss: 1050

Step-by-step explanation:

to find the number of toothbrushes, you multiply 50*20....to get the floss you multiply 15*70

6 0

3 years ago