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Q2 - Longer questions Give your answers to these questions correct to 3 dp where necessary. The probability that an archer scores a bullseye with any shot is 0.4. Find the probability that he scores 2 bullseyes in 9 shots. [2] 5% of a batch of lightbulbs are faulty. If a sample of 20 bulbs is taken, find the probability that it will contain 1 faulty bulb. [2] A student buys a drink every day at the vending machine. The probability he buys a cola is 0.65. In a sample of 10 days, find the probability that Total he buys cola on 7 of these days. [2] 10 16 Mark it Sunrise 7:17 Bam Q Search ~ O ENG 7:0 22/05