.ques 1:-

Three cooks have to make 80 idlis. They are known

to make 20 pieces every minute working together.

The first cook began working alone and made 20

pieces having worked for sometime more than three

minutes. The remaining part of the work was done

by the second and the third cook working together.

It took a total of 8 minutes to complete the 80 idlis.

How many minutes would it take the first cook alone

to cook 160 idlis for a marriage party the next day?

(a) 16 minutes

(b) 24 minutes

(c) 32 minutes

(d) 40 minutes

Ques 2: It takes six days for three women and two men

working together to complete a work. Three men

would do the same work five days sooner than nine . How many times does the output of a man

exceed that of a woman?

(a) 3 times

(b) 4 times

(c) 5 times

(d) 6 times

Ques 3: Each of A, B and C need a certain unique time to do a certain work. C needs 1 hour less than A to complete the work. Working together, they require

30 minutes to complete 50% of the job. The work

also gets completed if A and B start working together

and A leaves after 1 hour and B works for a further

3 hours. How much work does C do per hour?

(a) 16.66%

(b) 33.33%

(c) 50%

(d) 66.66%

Ques 4: Two women Renu and Ushi are working on an embroidery design. If Ushi worked alone, she would need eight hours more to complete the design than

if they both worked together. Now if Renu worked

alone, it would need 4.5 hours more to complete the

design than they both working together. What time

would it take Renu alone to complete the design?

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