"A company received tow shipments of ball bearings. In the first shipment 1 percent of the
Channel: Doubtnut
Date: 2020-04-05

"A company received tow shipments of ball bearings. In the first
 shipment 1 percent of the ball bearings were defective. In the second
 shipment, which was twice as large as the first, 4.5 Percent of the ball bearings
 were defective. If the company received a total of 100 defective ball
 bearings, how many ball bearings were in the first shipment?
`990`
b. `1000`
c. `3000`
d. 2000"