12a
math: 68/85 * 100 = 80%
science: 70*0.9 = 63 number correct
b. Science
c.48
Answer:
Add all the prices then divide by the total amount she has to spend. then the answer from that goes in to the 45 how many time or you multiply the 45 times the answer you got before.
HOPE THIS HELPS.
Answer:
0,1,2,3,4,5
Step-by-step explanation:
You can not buy more than 5 books because you'd have a negative amount of money. So 0,1,2,3,4,5 are the possible values for b.
Answer:
4
Step-by-step explanation:
Plug in the standard deviation formula. This is new to me but it took some research.. Hope it helps
1 fourth which as a fraction would look like:
1
-
4