Sergio got 80% on his math test. If he answered 24 questions correctly, how many questions were on the test?
Answers
Answered by
0
judicial LCM Ltd db LG am less clear lt CVV
eduardo62417:
this dosent help
Answered by
2
let there were x questions
so 80% of x = 24
80/100 × x = 24
8/10 × x = 24
x/10 = 3
x = 3 × 10
x = 30
so there were 30 questions at all.
so 80% of x = 24
80/100 × x = 24
8/10 × x = 24
x/10 = 3
x = 3 × 10
x = 30
so there were 30 questions at all.
Similar questions