Answer:
4 because you divide 3 and 15 by three which gives you 5 then divide 20 by that gives you 4
Answer: They would have to score an 88%
Step-by-step explanation:
1.) The mean of 84, 92, 83, and 78 is 337
2.) 337 divided by 4 is 84.25%
3.) If you add 88 to 337 and divide by 5, you get 85%
It can not be simplified because the numerator and denominator can not be divided between the same number, so that each results an integer number.
Y=350x+6500
X, is the number of months you pay $350