Assuming that each marble can be picked with equal probability, we notice that there is a total of

marbles, of which 2 are red.
So, the probability of picking a red marble is

In fact, as in any other case of (finite) equidistribution, we used the formula

Hi!
10.
This question is basically asking you, 10 is 40% of what number?
10 × 100 / 40 = 25
Fred must do 25 math problems.
12.
Bed & Bath = 40%
Clothing = 0.625 = 62.5%
Appliances = 20%
Electronics = 0.25 = 25%
Least to Greatest: Appliances (20%), Electronics (25%), Bed & Bath (40%), Clothing (62.5%).
Answer:
3.5
Step-by-step explanation:
Well its easiest to just plug in the answers and see like 2 times 3.5 is 7.
Another way is saying 7 divided by 2 is 3.5
then u check to make sure its the same for all the numbers.
Which it is because 21 divided by 6 is also 3.5 :)
Answer: Yes
Step-by-step explanation:
So a coordinate pair is always set up (x,y) so you plug the x term in the coordinate pair into the x in the equation and the y term in for the y. 3×2 + 2×-1. Multiply them together and you end up with 4.
A school custodian waxed a gymnasium floor that measured 20 feet by 20 feet. How many square feet did she have to wax?
If it's 20 feet * 20 feet = to
400 sq.ft
Hope this helps!