Answer: 0.4%
Step-by-step explanation:
First, a porportion needs to be set up.
part/whole = percent/100
28/7,000 = x/100
Second, cross multiply.
2800=7,000x
x=0.4
The answer is OC. For parallel
Answer:
21
Step-by-step explanation:
1/2*30+6 = 15+6 = 21
Hope I helped
Answer:
Add 11/56
Step-by-step explanation:
3/7 = 24/56 (×8)
5/8 = 35/56 (×7)
35/56 - 24/56 = 11/56
Answer:
D. 151 cu. in.
Step-by-step explanation:
Given: Cone; Radius = 4 in, Height = 9 in.
To find: The volume of the specified cone
Formula: 
Solution: A cone is a solid that has a circular base and a single vertex. To calculate its volume multiply the base area (area of a circle: π × r²) by height and by
: volume = (
) × π × r² × h.