Answer:
130 total people
Step-by-step explanation:
This is because the ratio of woman to men is 8 to 5, and there are 50 men, so you do 50 divided by 5 to get you 10, then multiply 10 by 8 which gets you 80 women, 50+80=130. :)
Oi
Just calculating the differential. Step by step:

If you want to know where the tangent has no slope:
Step-by-step explanation:
1st digit is 1 number (1)
2nd digit is (3,4,5) so it's 3 numbers
third digit is (6,7,8,9) is it's 4 numbers
last 7 digits is 10 (0,1,2,3,4,5,6,7,8,9)
multiply
1*3*4*10=120
so answer is 120 phone numbers
Answer:
You would work 5 hours a day