Answer: 0.5
Explanation:
From the information given, we are told that Mr. Castillo spent $20.00 of the $40.00 in his wallet.
The decimal that represents the fraction of the $40.00 Mr. Castillo spent will be:
= 20 / 40
= 1/2
= 0.5 as decimal
3.5m questions
4.4m answers