The correct answer is C. 20 characters
So if 6 out of 40 are incorrect, 40-6= 36 must be correct.
In order to gain percentage you do proportions.
36/40 = x/100.
Multiply 36 times 100 then divide by 40, which is 90.
The answer is 90%.
90% of the questions he got were correct.
Answer:
1234567891011121314151617181920
Step-by-step explanation:
115x + 500 = 2685
115x = 2185
x = 19
19 club members
