Zaira is getting 2 questions wrong per every seven. In total 245 questions how many is she getting wrong?

Question

asked May 23, 2021 195k views

1 Answer

Dmcc · Answer 1 · 2021-05-29T11:51:43+0000

Answer:

70 questions

Explanation:

You can make a proportion.

(2)/(7) =(x)/(245)

Multiply across:

7x=490

Divide by 7:

x=70

Final answer

70 questions