IDNStudy.com, ang perpektong platform para magtanong at makakuha ng maaasahang mga sagot. Ang aming platform ng tanong at sagot ay idinisenyo upang magbigay ng mabilis at eksaktong sagot sa lahat ng iyong mga tanong.

3. There were 30 people surveyed about their use of two brands: X and Y. The respondents are only allowed to choose X, Y, or both. The number of people surveyed who use Brand X only is twice that of people who use both Brands X and Y. If the number of people who use Brand Y only is thrice that of people who use both brands, how many people surveyed use Brand X only?