Question

a box contains 600 bulbs. out of 600 bulbs 15 were found defective. find the ratio of
(i) number of defective bulbs to the number of good bulbs
(ii) number of good bulbs to the total number of bulbs.​

Answer 1

Answer:

(I) 1:40

(ii) 39:40

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Answer 2

Answer:

1)1:39  2)39:40

Step-by-step explanation:

1)No. of defective bulbs = 15

 No. of good bulbs = 585

 Ratio = 15:585

           = 3:117

           = 1:39

2)No. of good bulbs = 585

  No. of total bulbs = 600

  Ratio = 585:600

            = 117:120

            = 39:40

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