Question

X can do 1/4 of a work in 10days , Y can do 40% of the work in 40 days and Z can do 1/3 of the work in 13 days . who completes the work first.​

Answer 1

Answer: Z completes the work first

Step-by-step explanation:

X does 1/4 work in 10 days ⇒ full work in 40 days

Y does 40% of the work in 40 i.e. 4/10 of the work in 40 days ⇒ Y does full work in 100 days

Z does 1/3 work in 13 days ⇒ Z does full work in 39 days

Therefore, Z completes the work the earliest

Hope that this helps

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Answer 2

Answer:

Z completes the work first

Step-by-step explanation:

Solution: x can do fall work in 40 days y → 4/10 work⇒40 days.

∴ y → full work → 100 days

Z → 1/3 work⇒13 days

Z → full work⇒39 days

Hope that this was helpful :)