an anchor is released from a boat and begins sinking its velocity afte it hits the water can be expressed as -10 feet per second where is the anchor with respect to the surgace 9 seconds after it hits the water

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.