A survey of 600 households revealed that 300 had only a TV. 175 had only a computer, and 50 had neither a TV nor a computer. How many households had both a TV and a computer? Use a Venn diagram to find your answer.

A survey of 600 households revealed that 300 had only a TV. 175 had only a computer, and 50 had neither a TV nor a computer. How many households had both a TV and a computer? Use a Venn diagram to find your answer.

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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