Why are significant figures important in measurements?

Understanding Percentages and Ratios

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard

Olivia Brooks
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
They determine the unit of measurement.
They are used to calculate averages.
They indicate the precision of a measurement.
They help in converting units.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main advantage of using scientific notation?
It helps in measuring small distances.
It makes it easier to compare different units.
It simplifies the addition of numbers.
It provides a more efficient way to write large numbers.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which prefix represents a factor of one thousandth?
Milli
Mega
Nano
Kilo
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the difference between a ratio and a rate?
A ratio is always greater than a rate.
A ratio compares two quantities of the same unit, while a rate compares different units.
A rate is used for time-based comparisons, while a ratio is not.
A ratio is a type of rate.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does a percentage change calculation help determine?
The original value of a quantity.
The difference between two unrelated quantities.
The conversion rate between two units.
The increase or decrease in a quantity over time.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate a 13% increase on a value of 210?
Add 13 to 210.
Multiply 210 by 0.13 and add to 210.
Multiply 210 by 1.13.
Multiply 210 by 13.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of decreasing 210 by 13%?
210
183
226.3
197.7
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