Just plug in the values. Use PEMDAS
2(4)^2 - 5(3)
2(16) - 5(3)
32 - 15
17 <----------Answer
6 gallons in 4 1/2 seconds to travel 1/4 mile
Multiply through by 4
-------
The dragster will :
use 24 gallons in 18 seconds to travel 1 mile.
Mean is the average. to find mean, you add all the numbers and divide it by how many numbers there are.
68 + 75 + 85 + 80 + 75 + 82 = 465
There are 6 numbers. That means you have to divide 465 by 6 to get the mean.
Divide:
465 / 6 = 77.5
The answer is D. 77.5
Hope this helped☺☺
64 km x 0.62137 = 39.76768 miles per hour
64.4 x 0.62137 = 40.016228 miles per hour
40.016228 - 39.76768 = 0.248548 miles per hour faster
1 mile =5280 feet
5280 * 0.248548 = 1312.33 feet per hour
3600 seconds per hour
1312.33 / 3600 = 0.37 feet per second faster
Answer: Can u pls help me withe my question?
Step-by-step explanation: