a and b together can do a work in 10 days B and C together can do the same work in 15 days a b and c together can do the same wo
1 answer:
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Answer:
Look below
Step-by-step explanation:
Here we use altitude rule which states that
Ratio of part of hypotenuse and height= ratio of height and remaining part of hypotenuse .
So here parts of hypotenuses are r and s and h is the hypotenuse. SO we will get
Correct option is s.