Question 1182297
.
<pre>

(a)  add everything except yellow.



(b)  add green and brown.



(c)  0.12 * 0.12 = 0.0144 = 1.44%.



(d)  (1-0.12)*(1-0.12)*(1-0.12) = use your calculator.



(e)  1 - (1-0.12)*(1-0.12)*(1-0.12) = use your calculator.
</pre>

Solved and explained.