Two of anything plus another one of the same thing always results in a total of 3 of them. It doesn't matter whether the things are cows, mushrooms, ideas, or rocks. In this question they happen to be ninths.
Answer:
37.5 feet.
Step-by-step explanation:
1.25/actual height = 1/30
1.25*30 = 37.5 ft
(╹ڡ╹ )
Once you realize that 75% means 75/100, it is just a multiplication:
23.1 is the answer. Have a great day!