Hint: use trial and error
25
1.03%
0.04285
How many combinations?
1400
0.9
Check answer
each game is €3. which would be better for raising money for charity
B
0.1478
Check answer (bernoulli trial)
Check answer
0.311
116
2002
part (ii) question
14400
Check answer
100,000
Check answer
Check answer
-1
362880