Tunde and Shola can do a piece of work in 18 days. Tunde can do it alone in x days, whilst Shola takes 15 days longer to do it alone. Which of the following equations is satisfied by x?
a
x2 - 5x - 10 = 0
b
x2 - 20x + 360 = 0
c
x2 - 21x - 270 = 0
d
3x2 - 65x + 362 = 0
Explanation
Correct Option
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