The task is to generate the correct answer for a given math problem.
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Question: Problem: 60 is to be divided into two parts such that the sum of 10 times the first and 22 times the second is 780 . the bigger part is :

Answer: 45


Question: Problem: if 1.5 cm of a pencil is purple , 0.5 cm of the remaining is black and the remaining 2 cm is blue , what is the total length of the pencil ?

Answer: 4 cm


Question: Problem: if a ' s height is 40 % less than that of b , how much percent b ' s height is more than that of a ?

Answer:
66.66 %