To mail a package, the rate is 30 cents for the first pound and 5 cents for each additional pound. Two packages weighing 4 pounds and 6 pounds, respectively can be mailed seperately or combined as one package. Which method is cheaper and how much money is saved?	Choose the correct option:  A) Combined, with a saving of 20 cents  B) Separately, with a saving of 5 cents  C) Combined, with a saving of 25 cents  D) Separately, with a saving of 15 cents  E) Combined, with a saving of 22 cents
4 pounds cost = 30+3*5= 
<gadget id="calculator">30+3*5</gadget>
<output>45</output>
45   6 pounds cost= 30+5*5= 
<gadget id="calculator">30+5*5</gadget>
<output>55</output>
55   Total= 100   10 pounds cost = 30+ 9*5= 
<gadget id="calculator">30+ 9*5</gadget>
<output>75</output>
75 dif. 25   Answer : Combined, with a saving of 25 cents
<result>C</result>
To mail a package, the rate is 30 cents for the first pound and 5 cents for each additional pound. Two packages weighing 4 pounds and 6 pounds, respectively can be mailed seperately or combined as one package. Which method is cheaper and how much money is saved?