40 to the second power is 1600!
30
liam has finished 30 lessons
15/20 is equal to 3/4
so 3/4 of 40 is 30.
hope i helped. have a good day
Answer:
b
Step-by-step explanation:
i took the test on edge
Answer:
choosing 1 white marble replacing it, and then choosing another white one.
Step-by-step explanation:
there is 50% chance you pick any of the blue or red marbles, but you have a higher chance to pick another white one if the first one you chose was replaced.