Answer:
0.23
Step-by-step explanation:
you divide the percent by 100 I think
Answer:
B
Step-by-step explanation:
solve equation.
M = -2 and b = 3
so equation
y = -2x + 3
hope it helps
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