Hel please ASAP A battery supplies 12 volts to a circuit that consists of one light bulb . Three amperes flow across the bulb. What is the resistance of the bulb?

At a pizza shop 70% of the customers order a pizza 25% of the customers order a salad and 15% of the customers order both a pizza and a salad if s customer is chosen at random what is the probability that he or she orders either a pizza or a salad