A piggy bank contains hunderd 50p coins ,fifty 1 coins ,twenty 2coins andten 5,coins if it is equally likely that one of the coins will fall out when the bank is turned upside down, what is the probability that the coins 1) will be a 50p coin 2) will not Bea ,5 coin ?
Answers
Answered by
1
Step-by-step explanation:
1.hunderd 50p coins
2.fifty 1 coins
3.twenty 2coins
4.ten 5,coins
5.the total number of coins=180
1.will be a 50p coin
A.
the total number of coins=180
the number of 50p cpin=100
the probability =100/180=10/18=5/9
2.will not Bea ,5 coin
A.
the total number of coins=180
the number of remaining coins out of 180 except 5coins=170
the probability=170/180=17/18
Similar questions