A radiator containing a mixture of water and antifreeze was found to have 30% antifreeze. What percent of water must be evaporated so that the radiator will then contain 35% antifreeze? Round your answer to the nearest tenth.

You are living in aldine, tx and you are planning a trip to six flags in arlington, tx. you look on a map that has a scale of 0.5 inches to 30 miles. if the map shows the scale distance from aldine to arlington is 4 inches, how far is the actual distance?