A group of 55 pupils were asked if they owned a phone or a tablet.11 people are known to own both18 said they only owned a tablet34 said they owned at least a phoneA student is picked a random, what is the probability that the student doesn’t have a phone
18/55
UH
Related Maths GCSE answers
All answers ▸Solve (x+10)(x-16)=0
A bag has 3 red balls and 5 green balls. I take out 2 balls, without replacing them. What is the probability of choosing at least one red ball? Give your answer to 3 decimal places.
How do I multiply fractions?
Richard wants to find out how often people buy crisps, a) name two things that are wrong with his survey question and b) create a better one