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5 votes
victora took a test and got 80 percent of her question right and anwserd 20 question correctly how many question are on the test

User Schuh
by
4.5k points

2 Answers

5 votes

Anwser

25

Explanation:

because 5 x 10 is 50 so 5 x 16 is 80 so she got an 80 but 5x 20 equals 100 so Victoria got 5 points per questions so multiply and youll find out i has to be 25 tho

User Itaied
by
3.8k points
2 votes

Answer:

25 questions

Explanation:

First set up the equation.


(20)/(x) = (80)/(100)

To get from 20 to 80 you have to multiply by a scale factor of 4, so do the same to the bottom as well.

Do the inverse and divide 100 by 4 to get x = 25.

There were 25 questions on Victoria's test.

User Amin Mohammadi
by
3.4k points