Questions LLC
Login
or
Sign Up
Ask a New Question
Math
Ratios and Proportions
Problem Solving
If the ratio of blue balls to red balls is 2.5 to 4, and there are 25 blue balls, how many red balls are there?
1 answer
2.5/4 = 25/x
x = 40
You can
ask a new question
or
answer this question
.
Similar Questions
There are a total of 700 blue, yellow, and red balls in a machine.
The ratio of blue balls to the total number of balls is 2:7.
Top answer:
Blue balls = 2:7 = 200/700 = 200 Blue to red = 4:3 = 200:x, red = 150 total - red - blue = yellow
Read more.
Shawn has a box of balls. 3/5 of them are red an 2/3 of the remainder are blue. The rest of the balls are green. He has 35 more
Top answer:
If there are x balls, then red: 3/5 x blue: 2/3 * 2/5 = 4/15 x green: 2/15 x so now you know that
Read more.
tori had 20 gumballs in a bag. there were 2 red gum balls, 3 blue gum balls, 5 yellow gum balls, and 10 purple gum balls. what
Top answer:
3/20
Read more.
A jar contains 7 red balls, 5 green balls, 4 blue balls, and 3 white balls. A sample of size 7 balls is selected at random
Top answer:
Let's simplify the problem to having 7 red balls, 5 green balls, and 4 blue balls (for a total of
Read more.
In a bag there are a number of red and blue balls. The ratio of red to blue balls is 3:7.
I add 10 balls and the ratio goes to
Top answer:
original red --- 3x original blue --- 7x number of reds added -- a number of blues added -- 10-a
Read more.
An urn contains 10 red balls, 6 green balls, 15 orange balls, and 14 blue balls.
If one ball is randomly drawn from the urn, what
Top answer:
35:45 = 7:9
Read more.
A primary school teacher has 2 red balls , 2 blue balls, 2 yellow balls , 3 green balls , in how many ways can 9 coloured balls
Top answer:
9!
Read more.
A box contains some red balls and some blue balls. There are four more blue balls than red balls. A ball is removed at random,
Top answer:
Why did the red ball go to therapy? Because it had a case of the blues!
Read more.
A box contains some red balls and some blue balls. There are four more blue balls than red balls. A ball is removed at random,
Top answer:
How is it 0.8? What is the working out?
Read more.
A bag contains 2 red balls, 3 blue balls and 5 green balls.
3 balls are drawn at random. Find the probability that a) the 3 balls
Top answer:
a. Pr(three different)=2/10*3/9*5/8 b. Pr(two same)=pr(none same)-pr(threesame) = Pr(3
Read more.
Related Questions
A basket contains 3 red balls 5 blue balls and 7 green balls. Two balls are picked one after the other without replacement find
There are 25 balls in a jar. Twelve (12) balls are red, 10 balls are blue, and 3 balls are white. Which of the following
There are 25 balls in a jar. Twelve (12) balls are red, 10 balls are blue, and 3 balls are white. Which of the following
There are 25 balls in a jar. Twelve (12) balls are red, 10 balls are blue, and 3 balls are white. Which of the following
There are 25 balls in a jar. Twelve (12) balls are red, 10 balls are blue, and 3 balls are white. Which of the following
A bag contains three black balls, four white balls and five red balls. Three balls are removed without replacement. What is the
A basket contains 3 red balls 5 blue balls and 7 green balls. Two balls are picked one after the other without replacement find
There are 25 balls in a jar. Twelve (12) balls are red, 10 balls are blue, and 3 balls are white. Which of the following
There are 25 balls in a jar. Twelve (12) balls are red, 10 balls are blue, and 3 balls are white. Which of the following
There are 25 balls in a jar. Twelve (12) balls are red, 10 balls are blue, and 3 balls are white. Which of the following