Q27. In a light bulb factory, the probability of a single bulb being defective is 0.12. What is the expected number of defective bulbs in a batch of 5000 bulbs?Mathematics — FAST Mock 4 — Question 27 of 120A. 550B. 570C. 600D. 650Practice more Mathematics MCQs for entrance exam preparation on Examora.io.← Previous Question Next Question →