Question

Mrs. Bornali can do the dinner dishes in 1/4 hour, while her daughter Naureen 1/2 hour. what part of an hour would it take if they worked together?​

Answer 1

Answer:

time taken by Mrs. Bornali = 1/4 hrs

time taken by her daughter Naureen = 1/2 hrs

time taken by them if they worked together

=1/2 +1/4

=2/4 + 1/4

=3/4 hrs

taken by both of them is 3/4 hrs

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