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EMBED Equation.DSMT4  Suppose the initial call at a telethon is a pledge for $2300 from a business. The minimum pledge at the telethon is $10 per call. 25. What is the minimum amount raised after 30 calls? 26. What is the minimum raised after 75 calls? You plan to increase the distance you walk in a week by  EMBED Equation.DSMT4 mi every week. The first week you walk 2 mi. 27. How far would you walk in the 20th week? 28. How far would you walk in the 40th week? 29. How far would you walk in the 52nd week? You save $1200 toward retirement this year. You plan to save $1000 more each year than the year before. 30. How much would you save the 10th year? 31. 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