SIGNIFICANT FIGURES IN MULTIPLICATION AND DIVISION CK12

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Calculate the following using proper number of significant figures: 0.0702÷1.35

0.0520

A sample of nickel weighs 7.5425 g and has a density of 8.8 g/cm3. What is the volume with the correct number of significant figures?

0.86 cm^3

The dimensions of a cuboid shape cupboard are 1.31 m wide by 0.9 m long by 1.70 m tall. What is the volume of the cupboard, taking significant figures into account? ___ m^3

2.00

Consider a block G with mass of 49.231 g and a volume of 23.8 mL. What is its density? (Density = mass ÷ volume) ___ g/mL

2.07

The density of liquid A is 1.0240 g/mL. A cup with a sample of liquid A in it weighs to be 45.66 g. The mass of the cup alone is 12.32 g. What is the volume of liquid A in the cup? ___ mL

32.56

The product of 173.06×0.21 should be reported as _____ by using proper number of significant figures.

36

The density of liquid Z is 0.9237 g/mL. A student masses a cup with a sample of liquid Z in it and finds the mass to be 50.7 g. The mass of the cup alone is 15.92 g. What is the volume of liquid Z in the cup? (Volume = mass ÷ density) ___ mL (Round your answer to 3 significant figures)

37.7

The dimensions of a box are 4.5 cm wide by 5.750 cm long by 1.50 cm tall. What is the volume of the box, taking significant figures into account?

39

The dimensions of a water tank are 1.0 m wide by 3.25 m long by 1.50 m tall. What is the volume of the water tank, taking significant figures into account? ___ m^3

4.9

Compute (72.82+29.311)×4.55= ___ Round your answer to the correct number of significant figures.

465

Assume an object A with mass of 66.789 g and a volume of 10.1 mL. What is its density?

6.61

Assume an object A with mass of 36.240 g and its density is 5.40 g/mL. What is its volume?

6.71

Calculate 152.82.0 with the correct number of significant figures.

76

What is 4.07 cm×2.3 cm, rounded to the correct number of significant figures?

9.4 cm^2

The____are multiplied together just as the numbers in multiplication and division problems.

units


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