A group of 55 students were asked if they had a cat or a dog. 11 were known to own both, 18 said they owned only a dog, and 34 said they owned at least a cat. Give the probability that a student has neither as a fraction in its simplest form.

ANSWER = 3/55

ER
Answered by Emily R. Maths tutor

2423 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Differentiate y=3x^2+2x+4 and find the stationary points, decide if it is a local maximum or minimum.


How do I solve 3x-4=x/2


Factorise x^2+3x+4 without the use of quadratic formula


How to use trigonometry to find angles or lengths


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences