s1737924 s1737924

17-01-2022
Mathematics

contestada

You have 1 red marbles, 2 green and 2 blue marbles. What is the probability of pulling a blue marble and then without replacing the first marble grabbing a red marble?

Respuesta :

liyalinesh liyalinesh

17-01-2022

Answer:

blue marble = 2/5

red marble = 1/4

Step-by-step explanation:

The total probability is the total amount of marbles there are.

There are 5 at the start and 2 blue marbles so the probability is 2/5

Since you dont replace it the new total is 4 and there is only one red so 1/4

Answer Link

Otras preguntas

Which of the following scale factors will result in an enlargement?

The equation of a line is y=-2/3x-1. What is the equation of the line that is perpendicular to the first line and passes through (–4, 3)?

Since our number system is on a base-10 notation, we do not need to learn scientific notation.

Van eyck and his brother discovered how to mix pigments with binders like linseed oil to perfect the use of a. egg tempera. b. canvas primers. c. oil paints.

A spaceship accelerates from 0 m/s to 40 m/s in 5 seconds. what is the acceleration of the spaceship?

The circumference of a car tyre is 2 metres. If the tyre is revolving 5 times every second, how far will the car will in 1 minute? Show me how you work it out

Which pairs of angles are alternate exterior angles? Choose exactly two answers that are correct. A. <1 and <7 B. <4 and <8 C. <2 and <8 D. &l

You’re given three angle measurements of 30°, 70°, and 80°. how many triangles can you construct using these measurements?

What is the probability of getting heads when flipping a coin and getting a number greater than or equal to 4 when rolling a single die?

Mega Mart is a part of a business unit that has grown very slowly over the years. According to your local business newspaper, they have a very low share in the

ACCESS MORE