Mathematics for IGCSE & O level - Probability (Section 4 - No. 23)
A spinner has 5 equal sections: red, blue, green, yellow, and purple. What is the probability of spinning either red or blue?
1/5
2/5
3/5
4/5
คำอธิบาย
2 favorable outcomes (red, blue) out of 5 total. 2/5