Answers>Maths>GCSE>Article

There are 5 blue counters and 5 red. x takes 2 counters out of the bag without replacing them. What is the probability x took 2 red counters.

5/10 * 4/9 = 20/90 = 2/9

BH

Answered by Ben H. • Maths tutor

4983 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Expand the following brackets: a) 4(x+3) b) 3(x-1)-2(x+5) c) (y-3)^2 d) (y-2)^2 + (y+3)^2

Show that sqrt(20) = 2sqrt(5)

How to use the quadratic formula, using the following equation: x^2 + 3x - 4

Solve for x and y: x ^2 +2y = 9,y = x + 3