2. The time in seconds that it takes an object to fall d feet can found using the
vd
expression In an egg drop contest,
4
Clara successfully dropped her egg
container from a height of 35 feet, while
Vladimir successfully dropped his egg
container from a height of 23 feet. How
much longer did it take Clara's egg to reach
the floor than Vladimir's egg? Round to the
nearest tenth.

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.