Answer :
10 of the math problems is 40%
40/4 = 10%
10/4 = 2.5 questions
10% = 2.5 questions
10% x 10 = 100%
2.5 questions x 10 = 25 questions
25 questions is the answer
40/4 = 10%
10/4 = 2.5 questions
10% = 2.5 questions
10% x 10 = 100%
2.5 questions x 10 = 25 questions
25 questions is the answer
Answer: 4
Step-by-step explanation:
Given : The number of math problems completed by Fred = 10
The percentage of the the proportion number of math problems he has to do = 40%
The proportion of math problems problems he has to do = 0.40
Then the number of math problems he has to do = [tex]0.40\times10=4[/tex]
Hence, the number of math problems he has to do =4