Question

produces 630 bulbs per
13. Find the ratio of the price of a pencil to that of a ball pen if pencils cost 96 persoon
ball pens cost 350.40 per dozen,
14. The ratio of the length of a field to its width is 5:3. Find its length if the width me​

Answer 1

Answer:

13. cost of 1 pencil = 96/20 = 4.8

1 score = 20

cost of 1 ball pen = 50.40/12 = 4.2

1 dozen = 12

4.8/4.2

4.8 : 4.2

14. 5x:3x

5x:42

3x = 42, x = 42/3 = 14

5x = 5*14 = 70