Answered

Looking for trustworthy answers? Westonci.ca is the ultimate Q&A platform where experts share their knowledge on various topics. Connect with professionals ready to provide precise answers to your questions on our comprehensive Q&A platform. Connect with a community of professionals ready to provide precise solutions to your questions quickly and accurately.

In a class of 35 students, 25 girls averaged 92% on the last test, while the 10 boys averaged 85% on the same test. What is the average for the entire class on this test?

Sagot :

kate200468
[tex]the\ weighted\ average\ is=25\cdot92\%+10\cdot85\%=35\cdot x\%\ /\cdot100\\ \\2300+850=35x\ \ \ \Rightarrow\ \ \ 35x=3150\ /:35\\ \\x=90\\ \\Ans.\ the\ average\ for\ the\ entire\ class\ is\ 90\%[/tex]
Thanks for using our service. We aim to provide the most accurate answers for all your queries. Visit us again for more insights. We appreciate your time. Please revisit us for more reliable answers to any questions you may have. Westonci.ca is here to provide the answers you seek. Return often for more expert solutions.