Answer:
A) 199 to 426 students
Step-by-step explanation:
We add and subtract the margin of error on the original percentage
This leaves us with 30% and 14%
30% of 1420 is 426
14% of 1420 199 (rounded to whole number)
Answer:
A. n = -13/4
Step-by-step explanation:
well, it can be changes to
-10/4 = 3/4 + n
subtract 3/4
-13/4 = n
Answer:
= 45.791666666666 mm^3
Step-by-step explanation:
Volume of a cone is given by
V = 1/3 pi r^2 h
We know the diameter = 5
The radius is 1/2 the diameter
r = 5/2
The height is 7
Using pi = 3.14
V = 1/3 *(3.14) * (5/2)^2 *7
= 1/3 *(3.14) * 25/4 *7
= 45.791666666666
Answer:
Top:(4r⁹+3r³-5)
Bottom: r⁵
Step-by-step explanation: