1. "I just heard we'll have to put up fifty pounds more for the outing this year than we paid last year, but there'll be nineteen fewer of us to share the expense," said Mike. "Well, you share it equally anyway, so it's only a small increase all round," Doreen commented. "It was about a thousand pounds altogether last year, I think you said." Her husband nodded. "That's right. An extra three pounds, and I don't suppose anyone will mind." How many would share the cost, and at how much each?

90 people would pay 13 pounds each

80 people would pay 13 pounds each

80 people would pay 15 pounds each