Answer:
The decimal equivalent for the number of dogs weighing under 20 pounds is 0.4.
Step-by-step explanation: This is true because, to do the problem, you need to take the 4 and divide it by 9 to get your answer. So, if we were to do that, you could use a calculator or whatever you use to do math and put 4รท9, for example and press the equal sign and you would get 0.4 with the four repeating.