subject
Mathematics, 01.07.2020 19:01 chelsea73

Raj and Aditi like to play chess against each other. Aditi has won 12 of the 20 games so far. They decide to play more games. How many more games will Aditi have to win to have a 70% winning record?

12 + x = 0.70(20 + x)
x = x equals StartFraction 20 Over 3 EndFraction is approximately 6.67. ≈ 6.67
She will have to win 7 more games to have a 70% winning record.

How many more games will Aditi have to win to have an 80% winning record?

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 20.06.2019 18:04
The hypotenuse of an isosceles right triangle is $14\sqrt 2$. what is the area of the triangle?
Answers: 2
question
Mathematics, 21.06.2019 13:50
Question and answers are in the attached picture. you so much in advance.
Answers: 3
question
Mathematics, 21.06.2019 18:40
Complete the steps, which describe how to find the area of the shaded portion of the circle. find the area of the sector by multiplying the area of the circle by the ratio of the to 360. subtract the area of the triangle from the area of the sector.
Answers: 3
question
Mathematics, 21.06.2019 19:40
Which is greater, 7 p 5 or 7 c 5? 7p5 7c5
Answers: 1
You know the right answer?
Raj and Aditi like to play chess against each other. Aditi has won 12 of the 20 games so far. They d...
Questions
question
Mathematics, 23.03.2021 03:50
question
Mathematics, 23.03.2021 03:50
question
Mathematics, 23.03.2021 03:50
question
Mathematics, 23.03.2021 03:50
question
Mathematics, 23.03.2021 03:50
question
Computers and Technology, 23.03.2021 03:50
question
Spanish, 23.03.2021 03:50
Questions on the website: 13722367