X is 5. Hope this helps:)
Answer
Find out how much money did she start with.
To proof
let us assume that the money she had be x.
As given
woman spent two thirds of her money

Money she had after spent two thirds of her money = Total money - money spent


As given she lost two thirds the remainder


we get

Money she had after lost two thirds the remainder = Money she had after spent two thirds of her money - she lost two thirds the remainder


As given
she had $4 left
thus

x = $36
she start with $36.
Hence proved
Answer:
thanks bro
Step-by-step explanation:
Answer:
a. (0.5)^3*(0.5)^0*3C0 +0.5^2*0.5^1*3C1+0.5^1*0.5^2*3C2 +0.5^0*0.5^3*3C3
b. probability of having a girl 1/2 and that of boy is 1/2 but for the occurrence 0,1,2,3 it is 7/8 the number of children may be 2
c. 7/8, 7 out of 8 for the four possible occurrences.; 1
Step-by-step explanation: