Significant Figures and Converting Measurements

Cup Volume (mL)
1 353.995
2 354.001
3 353.998
4 354.005

A company that makes automatic coffee machines must make a model that dispenses 

 $354mL\ \pm0.006mL$  
Do all of the cups in the table fall in the specified tolerance?

• No; Cup 1 doesn't

• Yes, all cups fall within the tolerance.
  

• No; Cup 2 doesn't

• No; Cup 3 doesn't

• None of the other answers are correct.

Describe the accuracy and precision of the image.

• Accurate, not precise.

• Precise, not accurate.

• Precise and accurate.

• Neither precise nor accurate.

Which unit would you use to measure the length of a kite (like this one)

• inches

• ounces

• cups

• seconds

How many significant figures are in the example: 5,000 dogs were counted.

• Infinity

• 1

• 4

• Other

Determine the number of significant digits for 1.056 mL

• 1

• 4

• 3

• Other

Calculate the answer, and round to the appropriate number of significant figures.

245.24 + 238.278 + 98.3

• 581.8

• 582

• 581.82

• 581.818

• None of the Above

Perform the indicated operation. Write the answer with the correct number of significant digits.

308.13 yd • 768.5 yd

• 236798 yd²

• 236800 yd²

• 236797.9 yd²

• 237000 yd²

• None of the Above

Perform the indicated operation. Write the answer with the correct number of significant digits.

616.13 m² ÷172.9 m

• 3.563505 m

• 3.5635 m

• 3.56350 m

• 3.564 m

• None of the Above

Perform the indicated operation. Write the answer with the correct number of significant digits.

897.93 yd – 698.567 yd

• 199.36 yd

• 199.4 yd

• 199.363 yd

• 199 yd

• None of the Above

What is the mean of the following numbers? Give the answer in the correct number of significant figures. Remember, when we find the mean we do two steps, each with their own significant figure rule...

0.2707 0.2713 0.472 0.3704 0.5715

• 0.39118

• 0.3912

• 0.39

• 0.391

• None of the Above