To mail a package, the rate is 40 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 choice from the following options:
A) Combined, with a saving of 20 cents B) Combined, with a saving of 35 cents C) Separately, with a saving of 5 cents D) Separately, with a saving of 15 cents E) Combined, with a saving of 25 cents
4 pounds cost = 40+3*5= 
<gadget id="calculator">40+3*5</gadget>
<output>55</output>
55   6 pounds cost= 40+5*5= 
<gadget id="calculator">40+5*5</gadget>
<output>65</output>
65   Total= 120   10 pounds cost = 40+ 9*5= 
<gadget id="calculator">40+ 9*5</gadget>
<output>85</output>
85 dif. 35   Answer : Combined, with a saving of 35 cents
<result>B</result>
To mail a package, the rate is 40 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?