If women make up 2/3 of the population in cartown and there are 40,000 people in the town, how many are women

Can someone me out here and the tell me the greatest common factor

If chord ab is congruent to chord cd, then what must be true about ef and eg?

Aparking garage charges $1.12 for the first hour and 0.50 for each additional hour. what is the maximum length of time tom can park in the garage if we wishes to play no more than $5.62