if the average of r, b, c, 14 and 15 is 12. what is the average value of r, b, c and 29  Choose the correct choice
A) 12
B) 13
C) 14
D) 15
E) 16
<gadget id="calculator">4 + 1</gadget>
<output>5</output>

<gadget id="calculator">5 * 12</gadget>
<output>60</output>

<gadget id="calculator">14 + 15</gadget>
<output>29</output>

<gadget id="calculator">60 - 29</gadget>
<output>31</output>

<gadget id="calculator">31 + 29</gadget>
<output>60</output>

<gadget id="calculator">60 / 4</gadget>
<output>15</output>

<result>D</result>
if the average of r, b, c, 14 and 15 is 12. what is the average value of r, b, c and 29
divide(add(subtract(multiply(add(const_4, const_1), 12), add(14, 15)), 29), const_4)
r + b + c + 14 + 15 = 12 * 5 = 60 = > r + b + c = 60 - 29 = 31 r + b + c + 29 = 31 + 29 = 60 average = 60 / 4 = 15 answer d