Round the hight and then the weight and c what you get
Answer: 19.4
Step-by-step explanation:
Given
Profit is given in terms of the selling price

to get the maximum price, differentiate y w.r.t x

Put
to get maximum value

Thus, the company must sell it at 19.4
Answer:
The bookkeeper already has a balance of 83.92. She collects 76.75 so that's 83.92+76.75 which equals to 160.67. Then she pays out 38.58 so that's a deduction to what she already has. 160.67-38.58=122.09.
SO the bookkeeper has $122.09 left.
Answer:
14.3%
Step-by-step explanation:
1/7=0.142857142857
round that to the nearest tenth and that is 0.143
make it a percentage and it is 14.3%