Cheese, bologna, and peanut butter sandwiches were made for a picnic in a ratio of 1 to 7 to 8. If a total of 80 sandwiches were made, how many bologna sandwiches
were made?  Choose the correct option:
A) 15 B) 30 C) 35 D) 42 E) 48
For deciding such task we should calculate all parts 1 + 7 + 8= 
<gadget id="calculator">1 + 7 + 8</gadget>
<output>16</output>
16 parts   and we should calculate how many sandwiches holds 1 part:   80 / 16= 
<gadget id="calculator">80 / 16</gadget>
<output>5</output>
5 sandwiches in one part   For bologna we have 7 parts so:    7 * 5= 
<gadget id="calculator"> 7 * 5</gadget>
<output>35</output>
35   Answer is 35
<result>C</result>
Cheese, bologna, and peanut butter sandwiches were made for a picnic in a ratio of 1 to 7 to 8. If a total of 80 sandwiches were made, how many bologna sandwiches
were made?