(adsbygoogle = window.adsbygoogle || []).push({}); Probability Problem- im still stuck !!

Hi i need help on the following question:

In a teashop 70% of customers order tea with milk, 20% tea with lemon and 10% with neither. of those taking tea with milk 3/5 take sugar, of those taking tea with lemon 1/4 take sugar, and of those taking tea with neither milk or lemon 11/20 take sugar. a customer is then chosem at random.

i need to find the probability that the customers take suggar or milk or both. i know that the answer is o.525 but i dont know how.

can anybody help me please???

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# Homework Help: Probability Problem- im still stuck

**Physics Forums | Science Articles, Homework Help, Discussion**