60x0.25=15
60x0.10=6
51x0.25=12.75
13.35-12.75
D-6
Q-51
D=vt
1680=5(p-w)
p-w=336
1680=4(p+w)
p+w=420
p-w+p+w=336+420
2p=756
p=378 mph, and since w=420-p
w=42 mph
So the plane's velocity in still air is 378 mph and the wind speed is 42mph.
Answer:
B or 104
Step-by-step explanation:
find the area of both rectangles, then subtract the smaller one.
Answer:
One ounce costs $0.32
Step-by-step explanation:
To find the price of one ounce, divide the total cost by total ounces bought:
3.20 / 10 = 0.32 per ounce
If you multiply out the answers, which is easier, then you can find the correct answer.
The factors need to multiply together to create the original problem, so it's just a matter of plug and chug.
The answer is B.