登入
Mathematics for IGCSE & O level - Statistical Diagrams (Section 6 - No. 50)
What is an estimate of the number of people aged between 60 and 80?
10
20
30
30
解释
The 60-80 range is covered across two groups, 50-70, and 70-100
评论 (0)
登录发表评论
广告
允许 javascript 正确加载此页面