A bag is filled with pennies and nickels in the ratio of 5to3. There are 30 nickles in the bag, how many coins are there in that bag?	Choose the correct choice from the following answers.
A) 25	B) 34	C) 45	D) 50	E) 80
A ratio of pennies to nickels of 5 to 3 means that we can write the number of pennies and nickels in the form   number of pennies = 5x and number of nickels = 3x   But we know the number of nickels, 30. Hence   3x = 30   Solve for x   x = 10   The total number of coins is given by   5x + 3x = 8x  5  + 3= 
<gadget id="calculator"> 5  + 3</gadget>
<output>8</output>
8x= 8 × 10 = 80   80
<result>E</result>
A bag is filled with pennies and nickels in the ratio of 5to3. There are 30 nickles in the bag, how many coins are there in that bag?