1 .- have $ 11.30 in 78 coins to 20 cents . and 10 cts . How many coins of each type there? 2 .-
have $ 404 in 91 coins $ 5 and $ 2 coins How many are there of each kind?
3.-A sailing boat in a river, and covers 15 km in 1 ½ hours for the current and 12 miles in 2 hours against the current. Find the boat speed and current speed. 4.-If
Pedro Juan gives $ 3 are the same, but if Juan Pedro gives $ 3, this is 4 times what's left to John. How is everyone?
5 .- The length of a rectangle width exceeds 3 m. If each dimension increases by 1 m area increases by 22 m square. Find the dimensions of the rectangle .
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