Please provide the solution to both of the parts. Please itsurgent. a) A travel agency acts as a sel

Please provide the solution to both of the parts. Please itsurgent. a) A travel agency acts as a selling agent for two airlinecompanies. The two airline companies are charged the same monthlyfee for this service and it is assumed that they will each receiveapproximately half the calls coming in. Based on this assumption,find the probability that in the next 150 calls 90 or more will befor one agent. (Use normal approximation of the binomialdistribution.)                           1 mark b) In 2017, it is found that 60% of video games purchasers aremen. If a random sample is taken of 15 people who purchase videogames, what is the approximate probability that there will be anexactly 11 men? . . .