The task is to generate the correct answer for a given math problem.

Q: Problem: a square with sides of 15 units each . what would be the area of the square . consider a square as a combination of two right angled triangles .

A: 225', 'd ) 81', 'e ) 144'
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Q: Problem: a and b can together finish a work in 40 days . they worked together for 10 days and then b left . after another 15 days , a finished the remaining work . in how many days a alone can finish the job ?

A: 2
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Q: Problem: three numbers are in the ratio 4 : 5 : 6 and their product is 76680 . the largest number is

A:
24
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