The table below shows the amount of sugar in different numbers of servings of a dessert. Number of Servings Sugar (cups) 2 3 /4 5 1 7/ 8 7 2 5 /8 How many cups of sugar are in each serving of dessert?

Arectangular garden measures 5m by 7m. both dimensions are to be extended by the same amount so that the area of the garden is doubled. by how much should the dimensions increase, to the nearest tenth of a metre?