Answer:
![\sqrt[4]{x^{7} }](https://tex.z-dn.net/?f=%5Csqrt%5B4%5D%7Bx%5E%7B7%7D%20%7D)
Step-by-step explanation:
this is the same concept basically as simplifying 
into 
. You can see that the denominator is in front of the radical and that any numbers in the numerator are the power of the number underneath.
Answer:
Mark’s method is correct, because even though it is impossible to deliver mail to 1.2 houses in a minute, 1.2 represents the unit rate of houses per minute.
Step-by-step explanation:
Just took the test.
Example A: a/2
A fraction shows division as well! I’m not sure about the rest though....
25-18+9
—————
30
16/30
Answer:8/15
I hope this helps
Answer: $432
Step-by-step explanation: If he marks up the price by 80% then you multiply the price (240) times 0.8, which is 192. That is how much he marks it up -- $192. SO then you add how much he marks it up to the original price of $242 which is $432.
