Question

An urn contains 7 chips of the same size and shape. Three of the chips are green and the rest are red. A single random chip is removed, what is the probability it is red?

191

likes
954 views

Answer to a math question An urn contains 7 chips of the same size and shape. Three of the chips are green and the rest are red. A single random chip is removed, what is the probability it is red?

Expert avatar
Miles
4.9
110 Answers
Total number of chips in the urn:

7

Number of green chips in the urn:

3

Number of red chips in the urn:

7 - 3 = 4

Probability of drawing a red chip:

\frac{4}{7}

Answer:

\frac{4}{7}

Frequently asked questions (FAQs)
What are the characteristics of an ellipse with an equation of x^2/16 + y^2/9 = 1?
+
What is the range of the square root function, considering its characteristics?
+
What is the probability of flipping a fair coin 3 times and getting exactly 2 heads?
+
New questions in Mathematics
A normally distributed population has a mean of 118 with a standard deviation of 18. What score separates the lowest 72% of the distribution from the rest of the scores?
What payment 7 months from now would be equivalent in value to a $3,300 payment due 23 months from now? The value of money is 2.7% simple interest. Round your answer to 2 decimal places. Show all work and how you arrive at the answer..
7273736363-8
what is the annual rate on ​$525 at 0.046​% per day for 3 months?
4x-3y=5;x+2y=4
7/6-(-1/9)
The durability of a tire of a certain brand is a Normal random variable with an average of 64,000 km and a standard deviation of 9,000 km. Assuming independence between tires, what is the probability that the 4 tires on a car will last more than 58,000 km?
show step by step simplification: (Β¬π‘‘βˆ¨((Β¬b∧c)∨(b∧¬c)))∧((π‘Ž ∧ 𝑏) ∨ (Β¬π‘Ž ∧ ¬𝑏))∧(Β¬π‘βˆ¨((Β¬π‘‘βˆ§π‘Ž)∨(π‘‘βˆ§Β¬π‘Ž)))
John he’s going to the carnival with his friends. He spends $25 on an admission ticket. He buys 10 games at X dollars each and two boxes of popcorn at Y dollars each. Write an expression to show the total cost of admission game, tickets and popcorn.
The two sides of the triangle are 12 cm and 5 cm, and the angle between the sides is 60Β°. Cover the area of ​​the triangle!
1. A capital of $3,831 was lent, and it has produced interest of $840 from 05-12-2022 to 1-12-2023. At what annual simple interest rate was the capital lent?
Two particles of electrical charges Q1=3.8Γ—10-⁢C and q,=4.4Γ—10-⁢C are separated in vacuum by a distance of 4.0.10-⁸ m. Since K=9.0.10⁹ N.mΒ²/CΒ², the intensity of the interaction force between them, in newtons, is?
48 kg of 30% sulfuric acid in a mixture of 10% and 40% sulfuric acid arose. How many kilograms were each of the original solutions?
A 20,000 kg school bus is moving at 30 km per hour on a straight road. At that moment, it applies the brakes until it comes to a complete stop after 15 seconds. Calculate the acceleration and the force acting on the body.
What is the total amount due and the amount of interest on a 3-year loan of $1,000 at a simple interest rate of 12% per year?
If sin A=0.3 and cos A=0.6, determine the value of tan A.
xΒ²-7x+12=0
9n + 7(-8 + 4k) use k=2 and n=3
12[4 + (8 + 7) + 5]
Mark is gluing a ribbon around the sides of a picture frame. The frame is 11 inches long and 7 includes wide. How much ribbon does Mark need?