Kim got 82%, 75%, and 74% on the first 3 tests. What grade does she need on the 4th test to have an average of 80% on all 4 tests? A. 77% B. 80% O c. 85% D. 89% E. 100%

My account
Edit my Profile
Private messages
My favorites

Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question

asked Oct 4, 2022 169k views

12 votes

Kim got 82%, 75%, and 74% on the first 3 tests.

What grade does she need on the 4th test to have an average of 80% on all 4 tests?
A. 77%
B. 80%
O c. 85%
D. 89%
E. 100%

Mathematics
high-school

Tushar Mishra asked

by Tushar Mishra

4.1k points

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

2 Answers

9 votes

Answer:

Explanation:

Mackwerk answered Oct 5, 2022

by Mackwerk

4.4k points

0 Comments

Please log in or register to add a comment.

3 votes

Answer:

Explanation:

Add all percentages together, then divide by how many you added.

ToddJCrane answered Oct 8, 2022

by ToddJCrane

3.8k points

0 Comments

Please log in or register to add a comment.

Ask a Question

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

4.5m questions

5.9m answers

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

2 Answers

0 Comments

Please log in or register to add a comment.

0 Comments

Please log in or register to add a comment.

Other Questions