There are 20 sweets in a bag, 5 are white and 15 are black. What is the probability that a sweet chosen at random will be white?
5 out of the 20 sweets in the bag are white. This could be written as 5/20. This is the probability. However, this can be simplified to 1/4 'one quarter' or 0.25.
TD
Related Maths GCSE answers
All answers ▸Nadia has £5 to buy pencils and rulers. Prices: Pencils - 8p each Rulers - 30p each She says, "I will buy 15 pencils Then I will buy as many rulers as possible With my change I will buy more pencils." How many pencils and how many rulers does she
In one month, Karen takes the bus to school on 25 days. On 5 of these days the bus is late. What fraction of the days Karen takes the bus to school is the bus late? (Give your answer in the simplest form)
The area of the cross section of a prism is 30 cm2 . The length of the prism is 25 cm. Work out the volume of the prism.
Factorise and solve the quadratic : 3x^2 + 15x +18 = 0