Question
Among 400 tools in a certain shop 15 percent are power tools. Of these power tools, 30 percent are not portable. How many portable power tools are there in this shop?
Answers
henry2,
0.15*400 = 60 power tools.
0.70*60 = 42 power tools are not portable.
0.70*60 = 42 power tools are not portable.
Anonymous
Thanks
henry2,
Correction: 42 ARE portable.