Mathematics (AS & A Level) · Feb / March 2022 · Paper 52 · Question 1
9709
As printed in the paper
The question as text
A fair red spinner has edges numbered 1, 2, 2, 3. A fair blue spinner has edges numbered −3, −2, −1, −1. Each spinner is spun once and the number on the edge on which each spinner lands is noted. The random variable X denotes the sum of the resulting two numbers.
Read automatically from the paper; the printed page above is exact.
Show the answer and mark scheme
1(a)[3]
1(b)[2]
Make a free account to save your answers and see your weak topics and ask the AI why a wrong answer is wrong.