10 Questions |
By TBlanton | Last updated: Sep 13, 2013
| Total Attempts: 174
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This formative assessment checks your understanding of the real number system, fraction/decimal conversions, ratios, exponents, and scientific notation.
Questions and Answers
1.
_____ .6
A.
<
B.
>
C.
=
2.
____
A.
B.
>
C.
=
D.
Answer option 4
3.
In a group of 20 students, 6 are sixth graders, 2 are seventh graders, and 12 are eighth graders. Write the ratio of eighth graders to the total number of students in simplest terms.
4.
A horse runs 50 meters per 8 seconds. Express the horse's speed as a unit rate.
A.
6
B.
6.25
C.
6 meters
D.
6.25 meters
E.
6 meters per second
F.
6.25 meters per second
5.
6.
7.
8.
Write 5100300000 in scientific notation.
A.
B.
C.
D.
9.
Evaluate . Express your answer in standard form.
10.
Where should parentheses be placed to make this statement true?
7 + 3 x 5 - 1 = 19
A.
(7 + 3) x 5 - 1 = 19
B.
7 + (3 x 5) - 1 = 19
C.
7 + 3 x (5 - 1) = 19
D.
(7 + 3) x (5 - 1) = 19
E.
The equation does not need parentheses to be true.
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