Answer:
Step-by-step explanation:
note : P(C or D) = P(C)+P(D) - P(C and )
P(C or D) =0.29+0.47- 0
P(C or D) = 0.76
In 10 months Lisa will have paid the same amount as Kelly, but in month 11 she will have paid more.
Answer:
121.5
Step-by-step explanation:
Find the mean of the last 4 numbers.
Answer:
2n + 9 = - 25
Step-by-step explanation:
let the number be n then twice the number is 2n
The sum of 2n and 9 is 2n + 9
the result is - 25 , that is
2n + 9 = - 25
Answer:
9 . (4)
10 . 17
Step-by-step explanation: