Using the data from Question 4, calculate the percentage of area that is land in the belt between 60° and 65° north latitude. (To calculate percentage, divide the area covered by land by the total area covered by land and water. Then multiply your answer by 100%.)

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.