If the average (arithmetic mean) of 10, 20, 30, 40, and x is 60, what is the val

游客2024-01-12 47

问题 If the average (arithmetic mean) of 10, 20, 30, 40, and x is 60, what is the value of x?

选项 A、50
B、60
C、100
D、150
E、200

答案 E

解析

转载请注明原文地址:https://www.tihaiku.com/zcyy/3356318.html

相关试题推荐

随机试题

最新回复(0)

Iftheaverage(arithmeticmean)ofxandyis40,andz-x=60,whatistheavera