Answer:
4.5 gallons
Step-by-step explanation:
yes correct
A. 6
There will be 6 layers of cubes, since the height is 3 centimeters and the height of the cubes is 1/2
B. 24
The perimeter is the formula 2l+ 2w. With the length and width being 8 and 4, you get 16+8 which is 24 for the perimeter of the base
I believe there is a 1/20 chance that Mrs. Galvan will pick a black pin. Since there are 20 pens, each pen has an equal chance of getting picked. For example, you have 2 pens and one of them is blue. The chance of me getting the blue pen is 1/2 or a 50% chance. So your answer will be 1/20 chance.