Twelve boys and N girls sat for a test the mean of the boys scores and that of the girls were 5 and 8 respectively, find N if the total score was 180

Farnesene is a sesquiterpene. how many different isomers arising from double-bond isomerizations are possible? g

Find the equation using the point (4,8)

Draw a tape diagram to represent each situation.for some of the situations,you need to decide what to represent with a variable andre bakes 9 pans of brownies.he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students