Hi there!
If you solve for

in this problem you would end up with a result of

. To find

you need do the following:
First, subtract 11.45 from both sides:


Next, divide both sides by -1.2:

To get the end result of:

-Your friend, ASIAX
B) 7 would make it true, since both 42/54 and 7/9= 0.77 repeating
well you see i have no idea but i need to ask a question im sorry
You would do 40 divided by .50 to get 80 Chips in total.
No he is wrong there will be 150000000 bacteria on it at 2 minutes
WORK:
2 min=120 sec
120 divided by 15=8
15 times 10 (7 times)
u get 150,000,000