A diver made 6 dives in 30 days. At this rate how many dives did the diver make in 50 days? HELP IM GIVING BRAINLIEST :))

In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.

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.