how many students got 90 or less = 14
how many students got more than 90 = 11
3 more students got 90 or less so answers is D. 3
please mark brainliest
Well 3+4=7 so you have two different drawings which removes one marble if you draw and then you have 6. so first, you have 3/7 green and 4/7 to draw black marble. After then, you have either a 3/7 green and 3/7 black chance or a 2/7 green and 4/7 black chance to pull a color. you're more likely to pull a black marble first, then after getting a black marble you have a 50/50 chance of pulling either back or green.
Answer:
it's C.
Step-by-step explanation:
Answer:
Step-by-step explanation:
<u>Problems given:</u>
- - 2000 + 20.5 = - 1979.5 ≈ -1980.0 ⇒ 3 significant figures
- - 106.2 + 54.07 = - 52.13 ≈ -52.1 ⇒ 3 significant figures
Zeros at the end are not counted as significant figures
