2. In a basketball game between the Shanghai team and the Beijing team, Yao Ming scored 30 points, leading the Shanghai team to a 10-point victory over the Beijing team. The total score of the Shanghai team and the Beijing team is 10 points less than 5 times Yao Ming's score, so the Shanghai team scored $\qquad$ points
【Answer】75 points

【Solution】According to the problem, the total score of the Shanghai team and the Beijing team is $30 \times 5-10=140$ points, and the score of the Shanghai team minus the score of the Beijing team is 10 points. According to the sum and difference problem, we have: the Shanghai team scored $(140+10) \div 2=75$ points.