1. "Drinks?" Betty exclaimed, shrugging out of her coat. "Only tea or coffee were on offer." Jim smiled. "I had a hunch it would be that sort of party. How many were there?" "I thought you'd ask that," Betty replied. "A fifth of us had tea and coffee while I was there, two-thirds refused coffee, half refused tea, and eleven of us went dry." How many?

25

35

30