Use the identity:
P(A or B)=P(A)+P(B)-P(A and B)
Substitute given values,
0.88=0.62+0.47-P(A and B)
=>
P(A and B)=0.62+0.47-0.88=0.21
Answer:
seven and two thirds
Step-by-step explanation:
Answer:
New Account Balance ($)
Acc # Old Acc Balance ($) Trans Amount ($) New Acc Balance ($)
1 352 -48 304
2 432 +80 512
3 75 -100 -25
4 40 52 12
5 -10 -20 -30
4 4/5 is the answer to your question