Answer:
87.28
Step-by-step explanation:
i saw the guys above me answer and he got it wrong so it gave me the answer
Driver B had a mean race time of 3.96 seconds and a standard deviation of 0.12 seconds.
Driver C had a mean race time of 3.99 seconds and a standard deviation of 0.19 seconds.
Answer: driver a
Step-by-step explanation: because the time was 4.01
In system A, the first equation multiply by 4
8x - 4y = 12 (1st)
3x + 4y = 10 (2nd)
--------------------add
11x = 22
So answer is B.
Answer:
3 1/3
Step-by-step explanation:
5/2 divided by 3/4 = 3 1/3