Answer:
80
Step-by-step explanation:
Let's write out the equation:
8(20+80/2)/[(54/9+14)/4]
For the first part we get 8(100/2)
Then 50x8
Then 400
For the second part we have (6+14)/4 as we divide 54 by 9. PEMDAS
Then 20/4
Then 5
So our final answer is 400/5 which is 80.
Hope this helps!
B. I am so sorry if it is not right
13 is prime because there is only 1 factor 1 and 13.
Answer:
Step-by-step explanation:
1/2 * ( 9 * 6 * 10)
1/2 * 540
270 
Answer:
I'm not sure what the answer you are looking for is but if it is 58 + 9%, plus 15% more, that would be 72.703
