Question

If 5 boys take 7 hours to pack 35 cartoons then how many boys can pack 65 cartoons in 3 hours

Answer 1

Answer:

Step-by-step explanation:

hrs         cartoons          boys

7                 35                   5

3                65                    ?

As hrs decreases , boys icreases. so, its inverse variation

As cartoons increases , boys also increases. so direct variation

No, of boys  =  5 x 7/3 x 65/35

                    = 21 .66

                   = 21