To paint the classroom, if you use 3 parts yellow to 8 parts green, how much green will i use to tomorrow if you use 15 parts yellow?

I've never been good at math he told he loves but he keeps cheating on me, so it ain't adding up sis

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

Julie multiplies 6.27 by 7 and claims the product is 438.9 .explain without multiplying how you know juliesanswer is not correct.find the correct answer