Answer:
21/40
Step-by-step explanation:
2 5/8 / 5 =
= 2 5/8 / 5/1
= 21/8 × 1/5
= 21/40
Answer:
Possible committee structures = 293930
Step-by-step explanation:
The combination expression is used here
²¹C₉ = 21!/(9!(21−9)!) = 293930
Answer:
no.
Step-by-step explanation:
Answer:
2 pi
Step-by-step explanation:
The radius is 2
The area of a circle is
A = pi r^2
We have 1/2 of a circle so
1/2 A = 1/2 pi r^2
=1/2 pi ( 2)^2
=1/2 pi *4
= 2 pi