Answer: -1 1/2
3/2= 1 1/2 just make it a negative
6.8,6.827,6.86,6.9
1.2,1.203,12.03, 12.301,12.31
Answer:
56 problems
Step-by-step explanation:
So we already know that the answer is: 56. However, a good help is knowing how to obtain this answer from the data provided.
Tony's quiz had 80 questions
Tony correctly answered 70% of them.
We can always write a percentage amount as a ratio by dividing the amount by 100.
.
This means that for every 100 questions, tony will respond correctly 70.
So, if Toni did a questionnaire of n questions, the amount that will answer correctly is calculated by the following expression:

If
then:

5y+4x
5(10) + 4(-5)
50 - 20
30