Answer:
mean age of women
(x+y+z)/3=27
mean age of men
(x1+x2+x3+x4+x5+x6)/6=34
mean age of all people in the office
x+y+z=27*3=81
x1+...x6=34*6=204
so
mean age( x+y+z+x1+x2+..x6)/(3+6)=(27*3+34*6)/9
=(81+204)/9=285/9=32 approximately
Answer:
Step-by-step explanation:
700(.04)(3)= $84
Answer:
kinetic energy
Step-by-step explanation:
When a person runs, their body must convert potential energy into kinetic energy.
Answer:
18 π
Step-by-step explanation:
area of the whole circle = 81 pi
80/360= 2/9
So 2/9 of the area 81 pi is 18 pi
