Quantitative reasoning

Question

A game show spinner has these odds of stopping on a particular dollar values: 45% for $50, 25% for $100, 20% for $500, and 10% for $1000. What are the odds of a player winning $50 or $100

Answer 1

the total probability is 55%

the odds are 55 to 45

which simplifies to

11 to 9