Answer:
620
Step-by-step explanation:
selling 400 doughnuts means selling 800 £ worth of doughnuts. 800 x 0.4 ( to find 40 percent) = 320, + 300 because the the fixed cost = 620. :)
The given expression is:
![\sqrt[4]{ 9^{ \frac{1}{2}x } }](https://tex.z-dn.net/?f=%20%5Csqrt%5B4%5D%7B%209%5E%7B%20%5Cfrac%7B1%7D%7B2%7Dx%20%7D%20%7D%20%20)
4th root is equivalent to raising the expression to power

. So, re-writing the expression by converting radical to exponent:
Therefore, the given expression simplifies to
Answer: 162.56 cm
Step-by-step explanation:
5 feet 4 is 64 inches
2.54 • 64 = 162.56
Chloe is 162.56 cm tall