The probability of having a winning raffle ticket is 20%. If you bought 50 tickets, how many winning tickets should you expect t

Question

umka21 [38]

3 years ago

10

The probability of having a winning raffle ticket is 20%. If you bought 50 tickets, how many winning tickets should you expect t

o have?

Mathematics

2 answers:

vladimir2022 [97] · Answer 1 · 2021-12-17T12:00:06+03:00

vladimir2022 [97]3 years ago

6 0

10because if you do 1/5=x/50 then you get 10 ...............................................................................................................

Usimov [2.4K] · Answer 2 · 2021-12-17T09:57:15+03:00

Usimov [2.4K]3 years ago

3 0

$\frac{20}{100} = \frac{x}{50}$
Let's solve for x:
100x=1000
Divide by 100
x=10
You should expect to win 10 times.