Step-by-step explanation:
Since we have given that
Amount of pay rate =$21
If she marked up by 78.7% , so it becomes

So, our amount for pay rate becomes

Now, he said he made a profit of 10%,so it becomes

So, our new pay rate becomes

This is the step through which we can get $41.28.
Answer: 124
Step-by-step explanation:
13 *72.10 = 937.30 rupees
Answer:
D
Step-by-step explanation:
A vertical line will have the steepest slope
Answer:
A.Point
Step-by-step explanation: