Answer:
Racket must have cost 135.
Step-by-step explanation:
Given:
Percentile amount of shipping and handling charge = 7%
Actual amount of shipping and handling charge= 9.45
we need to find the Cost of racket.
Solution:
Let the cost of racket be 'x'.
Now we can say that:
Percentile amount of shipping and handling charge multiplied by cost of racket and then divided by 100 is equal to actual amount of shipping and handling charge.
framing in equation form we get;

Multiplying both side by
we get;

hence Racket must have cost 135.
Answer:

Step-by-step explanation:

This gives x= 
Using the formula that 
Answer:
can you comment me the question...you havent wrote it well enough to understand...if you do...i will answer u right now.
Answer:
a=21° b=70°
Step-by-step explanation:
a=21°(Vertically Opposite Angles)
b+110°=180° (linear pair)
b=180-110
b=70°
[please mark me brainliest]