Answer:
P(A or B) is 0.72
Step-by-step explanation:
Given : P(A) = 0.3 and P(B) = 0.6
To Find:P(A or B) = P(A∪B)
Solution :
We are given that A and B are two independent events
Property : If A and B are independent events then
So,
Formula :
Hence P(A or B) is 0.72
Answer:
Mr. white started with 45 dollars, he spent 9 dollars on a wallet and was left with 36, he then spent 15 dollars on a tie and was left with 21 dollars.
Step-by-step explanation:
45 * 0.8 = 36
he started with 45 dollars
30 * 0.7 = 21, in the end he was left with 21 dollars
Answer:
12m perimeter
Step-by-step explanation:
all side are 3m so 3x4 = 12m
12 and 14
12^2=144
14^2=196
144+196=340
7.47 (rounded to nearest hundredth)