Write 91.4 million in both standard form and in scientific notation
2 answers:
<h2>Answer with explanation:</h2>
We know that in international number system,
The value of 1 million = 1,000,000
Then, the value of 91.4 million in standard form will be :-
Thus, the standard form of 91.4 million =
To convert in scientific notation, we just left one leading digit before the decimal and count the remaining number of digits till end and write it as the power of 10.
i.e.
So , scientific notation form of 91.4 million =
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Answer: $9 per hour at his job as a cashier and $8 per hour at his job delivering newspapers.
Step-by-step explanation:
1. Let's call the amount he got paid per hour at his job as a cashier: .
Let's call the amount he got paid per hour at his job delivering newspapers: .
2. Keeping on mind the information given in the problem above, you can make the following system of equations:
3. You can solve it by applying the Substitution method, as following:
- Solve for one of the variables from one of the equations and substitute it into the other equation to solve for the other variable and calculate its value.
- Substitute the value obtained into one of the original equations to solve for the other variable and calculate its value.
4. Therefore, you have:
Then:
Finally:
Therefore he got paid $9 per hour at his job as a cashier and $8 per hour at his job delivering newspapers.