1. Write each of these ratios as simply as possible. a) 2:6 b) 25:100 c) 18:24
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d) 1.5 : 2.5 e) 1.5m: 30cm f) 35p : £1.40
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Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.

You just purchased two coins at a price of $670 each. because one of the coins is more collectible, you believe that its value will increase at a rate of 7.1 percent per year, while you believe the second coin will only increase at 6.5 percent per year. if you are correct, how much more will the first coin be worth in 15 years?