Explore Westonci.ca, the premier Q&A site that helps you find precise answers to your questions, no matter the topic. Get immediate answers to your questions from a wide network of experienced professionals on our Q&A platform. Join our platform to connect with experts ready to provide precise answers to your questions in different areas.

Four fifths of the members of a club are female. Three-quarters of these females are over 20 years old. What fraction of the members of the club are females over 20 years old? Show your working please! Thanks so much!

Sagot :

no. of FEMALES =4/5(no. of members in club)
in that 
no. of females over 20 years old=1/3(no. of FEMALES)=1/3(4/5(no. of members in club))
=4/15(no. of members in club)
no. of females over 20 years old/no. of members in club=4/15