Which of the following values cannot be probabilities? 3/5, 5/3, 0, 1, 1.15, StartRoot 2 , -0.57, 0.09
1 answer:
Answer:
Step-by-step explanation:
Probability of any incidence can only be a rational number.
Porbability can never be less than zero. It is basically defined as the ratio of
chance of occurence of an event to the total possible ways of occurence of the event. So an event cannot occur and the probability can be zero but never negative.
being a irrational number cannot be a possibkle vlue for probability.
Hence values which cannot be possible are .
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Answer:
The sum of money received by Ali, Carrie and Bryan is $ 740.
Step-by-step explanation:
At first we translate mathematically each sentence:
(i) <em>Ali, Carrie and Bryan received a sum of money. </em>
- Ali's money.
- Bryan's money.
- Carrie's money.
(ii) <em>Bryan's money was </em><em> of Ali's money</em>.
(1)
(iii) <em>The ratio of Ali's money to Carrie's money was 4 : 1</em>.
(2)
(iv) <em>Ali had $ 160 more than Bryan</em>.
(3)
After some algebraic handling, we have the following system of linear equations:
(1b)
(2b)
(3b)
The solution of the system is: ,
,
The sum of money is:
The sum of money received by Ali, Carrie and Bryan is $ 740.