a photocopier enlarges by a ratio of 7:4.A picture measures

学习时间:2026-04-04 17:29:54 阅读：6287

a photocopier enlarges by a ratio of 7:4.A picture measures 6cm by 4 cm.How many consecutive enlargements can be made so that the largest possible picture will fit on a sheet measuring 30 cm by 20 cm?

提问回复

最佳回答

娇气的月亮

2026-04-04 17:29:54



一台影印机放大的比例是7比4。一张图片尺寸是6cm长4cm宽。请问可以连续放大多少次,使得放到最大后的图片能够印到一张长为30cm宽为20cm的纸上?放大n次,使得放大后的长和宽均小于等于纸张的长和宽。所以 6*(7/4)^n

a photocopier enlarges by a ratio of 7:4.A picture measures

最佳回答

最新回答共有2条回答

健忘的小笼包

热门文章

猜你喜欢