Answer: 4,756 is rounded up to 5,000 when it says round to the nearest thousand
Step-by-step explanation:
anywhere from 4,500 and above is going up but anywhere from 4,400 and lower is going down
63
/55 is the right answer im 100% positive!
Answer:
Step-by-step explanation:
100 = -16t^2 + 92t
16t^2-92t + 100 = 0
4t^2 - 23t + 25 = 0
t = [23 ±√(23^2-4(4)(25))]/[2(8)] ≈ 1.5, 4.3
The rocket has altitude of 100 ft at 1.5 sec and 4.3 sec.
:::::
0 = 16t^2-92t = t(16t-92)
t = 0, 5.75
Rocket is in the air for 5.75 seconds
Answer:
![\boxed{66.67\%}](https://tex.z-dn.net/?f=%5Cboxed%7B66.67%5C%25%7D)
Step-by-step explanation:
![\frac{60}{90}](https://tex.z-dn.net/?f=%5Cfrac%7B60%7D%7B90%7D)
![=\frac{2}{3}](https://tex.z-dn.net/?f=%3D%5Cfrac%7B2%7D%7B3%7D)
![\approx 66.67\%](https://tex.z-dn.net/?f=%5Capprox%2066.67%5C%25)
60 is <u>66.67</u> percent of 90.