Hurry it timed ill mark brainliest

which equation should be used to find the volume of the figure?

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

Find the values of y: 3y^3(y^2+ 2/3y)=0

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.