2x - 3 = - x + 9 Help me
2 answers:
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The number expressed as a decimal is 0.36
Step-by-step explanation:
First of all, we have to write the ratio between the number of songs from Josiah's favorite band and the total number of songs.
We have:
# of songs of his favorite band = 16
# of total songs = 44
Therefore, the fraction is:
Now we have to express this as a decimal. First of all, we simplify the fraction, by dividing each number by 4, and we get:
Now in order to write this as a decimal, we just use the calculator and we divide 4 by 11, and we get:
which is a periodic number, so we approximate to
Learn more about fractions and decimals here:
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Answer:
D. Kailey is not correct: is not written in scientific notation.
Step-by-step explanation:
We have been given that Kailey wrote 8,912,000 in scientific notation as . We are asked to choose the statement that best describes Kailey's work.
We know that to convert a number into scientific notation, we write the given number as product of two numbers. One factor is a number between 1 and 10, while the 2nd factor is power of 10.
Upon looking at , we can see that 1st factor is 89.10, which is greater than 10. This means that Kailey did not write 8,912,000 in scientific notation.
Therefore, option D is correct choice.