exam Maths Puzzle Numerical Ability

The Khafre pyramid in Egypt has a square base that is 214.5 meters on each side, a height of 143.5 meters, and a slant height of 179.4 meters. You construct a scale model of the py

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The data in the table below shows the amount of water a professional tennis player loses for various times during a tennis match. The line of best fit is y = 34.6 + 207, where x is Rashad wants to wallpaper the four walls of his bedroom. the room is rectangular and measures 11 feet by 13 feet. the cieling is 10 feet high. a roll of wallpaper at a store is 2.5 feet wide and 50 feet long. how may rolls should he buy?