Answer:
There are a total of 4 + r + 6 marbles in the bag
The probability of a blue is 
The probability of a red is 
The probability of choosing a blue, replacing it and then a red is
× = [tex]\frac{4r}{100+20r+ r^{2} /[tex]
Step-by-step explanation:
Answer: It is a proportional relationship because a proportional relationship is known as a relationship between two quantities, in which the ratio of one quantity to the other quantity is constant.
Step-by-step explanation:
Each tray is 1/5 purple. So one tray is 1/5 purple, and if you add another tray, you're adding the same amount of each color, so it's now 2/10 purple, which simplifies to 1/5. No matter how many you add, the fraction will be 1/5.
Answer:
4700
Step-by-step explanation:
Rounding to 100: Look at the tenth value. If this value is greater than or equal to 5, round up. If this value is less than 5, round down.
9635 = 9600
4891 = 4900
9600 - 4900 = 4700
You can check if it's accurate by comparing it to the original.
9635 - 4700 = 4744
Step-by-step explanation:
I tried. if I got this wrong I might need to go back to kindergarten
