In a bag of 72 red and green marbles, 5/9 are green. What is the number of red marbles in the bag?

72 cards5/9 are green = 72/(5/9) = 40 green marbles72 - 40 = 32 red marbles

VS

Related Maths GCSE answers

All answers ▸

How do you add or take away fractions? E.g: what is 1/3 + 3/4


Factorise and solve x^2 -4x -12=0


When will I use this in my everyday life?


Remove the brackets: −{−2[x−3(y−4)]−5(z+6)}