Question

There is 9 questions. How many do you have to get wrong to get 80%?

Answer 1

Answer: 1

Step-by-step explanation:

If you get a 10/10 on something, it’s 100%. If you get a 9/10, it’s 90%. If you get a 9/9, it’s 100%. So, if you get 8/9, it’s roughly 90% but not exact. It’s actually 88.8%

Answer 2

Answer:

7 questions

Step-by-step explanation:

if 9 = 100%

? = 80%

if less more divides

80/100 ×9

4/5×9

36/5

7.2 which is approximately 7 questions