What is the probability that you pick a blue ball from a bag of 3 blue balls, 4 red balls and 2 black balls
total number of balls = 3+4+2=9number of blue balls = 3probability of picking a blue ball = total number of blue balls/total number of ballstherefore = 3/9=1/3
OA
Related Maths GCSE answers
All answers ▸simplify (2q+4)/(p(p+1)) -q/p
What is the gradient of the line passing through the point (1,2) and (5,5)? What is the equation of this line? What is the equation of the line perpendicular to this line that passes through the origin (0,0)?
In a competition, a prize is won every 2014 seconds. Work out an estimate for the number of prizes won in 24 hours. You must show your working. (4 marks)
Factorise x^2 - x - 6