Answer:
46
Step-by-step explanation:
We are given that a class's test scores are normally distributed with an average score of 60.
We know that the curve of a normal distribution is symmetric about its mean.
60-14=46
60+14=74
Hence, the point 46 lies to the left of the mean and 74 lies to the right of the mean, and the two points have the same function value.
Answer:
components: ⟨15, 75⟩, magnitude: about 76
I got this right edge 2020
Directions for Mega-Clean say to mix 312
3
1
2
3
2
1
cups of cleaner with 1 gallon of water. Which solution has more cleaner per quart of water? (1 gallon = 4 quarts). Show your work.
Hope it helps
Answer:
Step-by-step explanation:
- Initial amount that was received from the garage sale = x
- Spent on bicycle = 1/2x
- Spent on portable stereo set = 1/2(1/2x) = 1/4x
<u>Money left: </u>
- 1/2x - 1/4x = 80
- 1/4x = 80
- x = 4*80
- x = 320
Initial amount was $320
Correct choice is B
Answer:
16 cups.
Step-by-step explanation:
A cup is 8 ounces, and a gallon is 128 ounces.