21^2/0.219 = 2013.69863
2 significant figures are the 20, so the answer is 2000
Answer:
$10 profit
Step-by-step explanation:
560+280=840
850-840=10
F(180) = x/30
= 180/30 = 6 gallons of gas is needed
Answer:
1
Step-by-step explanation:
1 times 1 times 1 = 1
