She has eaten 3 cookies.
And a tape diagram looks something like this.
And a tape diagram looks something like this.
You are considering two job offers. The first job pays $15.75 per hour. The second job pays $12.00 per hour plus $1.25 per unit
1 answer:
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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.