9 -- 2:13 App 2011 AMC 10B Q18 13 -- 10:48 App 2020 AMC 10A Q20 (2020 AMC 12A Q18) 21 -- 5:07 App 2011 AMC 10B Q20 (AMC 12B Q16) 15 -- 3:07 App 2011 AMC10B Q19 浏览方式(推荐使用) 哔哩哔哩 你感兴趣的视频都在B站 打开信息...
2011AMC10 2011AMC10 2011AMC10 美国数学竞赛 美国数学竞赛 美国数学竞赛 BB B 卷卷 卷 - 2 - - 2 - - 2 -5. In multiplying two positive integers a and b, Ron reversed the digits of the two-digit 5. In multiplying two positive integers...
2011AMC10美国数学竞赛 A 卷 2011AMC10 美国数学竞赛 A 卷 1. A cell phone plan costs $20 each month, plus 5 per text message￠ sent, plus 10 for ￠ each minute used over 30 hours. In January Michelle sent 100 text messagesand talked for 30.5 hours. How much did she have to pay?
10 minutes per day, respectively. There are twice as many third graders as 10 minutes per day, respectively. There are twice as many third graders as 10 minutes per day, respectively. There are twice as many third graders as fourth graders, and twice as many fourth fourth graders, and twi...
2011年AMC10美国数学竞赛A卷 1.Acellphoneplancosts$20eachmonth,plus5¢pertextmessagesent,plus10¢foreachminute used over 30 hours. In January Michelle sent 100 text messages and talked for 30.5 hours. How much did she have to pay?
2011AMC10美国数学竞赛A卷 1.A cell phone plan costs $20 each month, plus 5¢per text message sent, plus 10¢for each minute used over 30 hours. In January Michelle sent 100 text messages and talked for 30.5 hours. How much did she have to pay?
2011AMC10美国数学竞赛A卷1. A cell phone plan costs $20 each month, plus 5 per text message sent, plus 10 for each minute used over 30 hours. In January Michelle sent 100 text messages and talked for 30.5 hours. How much did she have to pay?(A) $24.00(B) $24.50(C) $25.50(D)...
2011 AMC10A 10 A majority of the 30 students in Ms. Demeanor's class bought pencils at the school bookstore. Each of these students bought the same number of pencils, and this number was greater than 1. The cost of a pencil in cents was greater than the number of pencils each student...
2011AMC102011AMC102011AMC10美国数学竞赛美国数学竞赛美国数学竞赛AAA卷卷卷 1. A cell phone plan costs $20 each month, plus 5¢1. A cell phone plan costs $20 each month, plus 5¢1. A cell phone plan costs $20 each month...
2011AMC10 美国数学竞赛 A 卷之蔡仲巾千创作 1. A cell phone plan costs $20 each month, plus 5¢ per text messagesent, plus 10¢ for each minute used over 30 hours. In JanuaryMichelle sent 100 text messages and talked for 30.5 hours. How much...