Tim is choosing between two cell phone plans that offer the same amount of free minutes. Cingular's plan charges 39.99 per month with additional minutes costing .45. Version plan costs 49.99 with additional minutes at .40. How many additional minutes will it take for the plans to cost the same

Find the value of 1715⋅211.though these numbers aren't quite as nice as the ones from the example or the previous part, the procedure is the same, so this is really no more difficult. give the numerator followed by the denominator, separated by a comma.

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.