3/4 of the boats in the marina are white, 4/7 of the boats are blue, the rest are red. If there are nine red boats, how many boats are in the Marina?
+36916 (1 - 3/4 - 4/7 ) x = 9
There is a mistake in this question 3/4 + 4/7 = ( 21+ 16)/ 28 = 37/28 which is greater than one...cannot be.
