I have a pizza cut into fifths. I give 1/5 to a friend. Then my friend gives me 2/5 of a pizza back. How many slices of pizza do I have left?
Answer:
1.0
Step-by-step explanation:
I believe that it's (1,3)
(tip: with these problems, try to use desmos.com)
Answer:
C) 40% of 84
Step-by-step explanation
i don't know how to explain it T~T
Total juice boxes = 3 + 1 + 2 + 4 = 10
probability first one out is grape = 2 / 10
probablility second one out is grape 1 / 9 (one taken already and only nine left)
total probability = 2 / 10 x 1 / 9 = 2 / 90 = 1 / 45
