Question

12. A factory produces electric bulbs. If 1 out of every 10 bulbs is defective and the factory
produces 630 bulbs per day, find the number of defective bulbs produced each day.
13. Find the ratio of the price of a pencil to that of a ball pen if pencils cost 96 per score and
ball pens cost 50.40 per dozen.
The roti
1​

Answer 1

Answer:

12) the answer is sixty three