Question

John stitches a trouser in 4 hours while Jack needs 3 hour for the same job. If they both have to stitch 14
trousers then calculate the time taken by them.
(al 22 hours
(b) 24 hours
(c) 26 hours
(d) 28 hours
Please explain also ​

Answer 1

Answer:

24

Step-by-step explanation:

8X3. 6X4 so the anger is 24 is it correct

Answer 2

Answer:

Step 1: Assign variables:

Let x = time taken by Peter

Step 2: Use the formula:

1/5+1/6+1/x=1/2

Step 3: Solve the equation

Multiply both sides with 30x

solve the eqn

Answer: The time taken for Peter to paint the fence alone is 7 1/2 hours.

Step-by-step explanation:

Jane, Paul and Peter can finish painting the fence in 2 hours. If Jane does the job alone she can finish it in 5 hours. If Paul does the job alone he can finish it in 6 hours. How long will it take for Peter to finish the job alone?