Red cubes
There are 15 white and several red cubes in the box. The probability of accidentally pulling out a white cube is 20%. How many red cubes are in the box?
Correct answer:
Tips for related online calculators
Need help calculating sum, simplifying, or multiplying fractions? Try our fraction calculator.
Our percentage calculator will help you quickly calculate various typical tasks with percentages.
Would you like to compute the count of combinations?
Our percentage calculator will help you quickly calculate various typical tasks with percentages.
Would you like to compute the count of combinations?
You need to know the following knowledge to solve this word math problem:
Grade of the word problem:
Related math problems and questions:
- Probability 7672
There are eight white balls and several blue balls in the pocket. The probability of pulling out the white ball is 2/3. How many blue balls are in your bag? - Chess pieces
There are five black chess pieces in the box. How many white pieces should we add to this box so that the probability of pulling out a black piece is 1:4? - Probability 36081
There are 6 white and several red balls in the box. How many red balls must there be so that the probability of drawing a red ball is less than the probability of drawing a white ball or greater than the probability of drawing a white ball? - There 27
There are 24 colored cubes in a box. Three-quarters of the cubes are red, four of the cubes are blue, and the rest are green. How many green cubes are in the box? One more blue cube got put into the box. What fraction of the cubes in the box are blue? - Successively 63644
In an opaque box, there are identical cubes of different colors: 15 are red, 8 are blue, and 7 are green. We successively drew 10 red, 4 blue, and 3 green dice. What is the probability that we draw a red die from the remaining dice in the next roll? - Probability 41211
We have five red and seven white balls in a hat. What is the probability of pulling: a) a red ball? b) a white ball? - Red balls
The bag has three red, 12 blue, and eight green balls. How many red balls must we add to the bag if we want the probability of pulling out the red balls to be 20%? - Originally 81483
There are several cubes in the box. Kamil doubled this number. Karol then took 7 cubes from the box, and 9 remained. How many cubes were originally in the box? - Components
The 8 white, 4 blue, and 2 red components are in the box. What is the probability that we pull one white, one blue, and one red component without returning it? - Green and red cubes
There are five green cubes (numbered 1 - 5) and four red cubes (numbered 1 - 4). How many ways can the cubes fit in a box that only needs two green and three red cubes? - A box
A box contains 6 red, 5 blue, and 4 white balls. Find the probability of drawing a) a red ball and b) a non-white ball. - Boats 2
Three-quarters of the boats in the marina are white. 4/7 out of the remaining boats are blue, and the rest are red if there are nine red boats. How many boats are in the marina? - Round destiny
There are five white and ten red balls in the destiny. Four balls will be drawn at random. What is the probability of the event "at least two spheres are white"? - Precisely 7713
There are only red and white marbles in the bag, and precisely 18% of the marbles in the bag are red. After removing 25 white balls, exactly 20% of the balls in the bag will be red. How many balls are there? Thank you very much for your help - Here are Here are white, blue, and red boats in a marina. Two-thirds of the boats in the marina are white, 4/7 of the remaining boats are blue, and the rest are red. If there are 15 red boats, how many boats are in the marina? Which tape diagram represents how man
- There 25 There are four red marbles and six blue marbles in a bag. What is the probability of picking up one blue marble and then one red marble? (assume that you keep the blue marble out of the bag)
- Cube-shaped box
Find the size of the smallest possible cube-shaped box where three types of 3cm, 5cm, 6cm small cubes could be stacked to fully use the box space (each type of cube separately). Can you find out how many smallest cubes are in the box?
