Density Review

If a box has a mass of 2.15 g, and a volume of .63 cm3, what would be the density of the box? $D=\frac{M}{V}$  

• 2.15 g/cm³

• 0.29 g/cm³

• 1.34 g/cm³

• 3.41 g/cm³

Water has a density of 1.0 g/cm³. If an object has a density of 1.34 g/cm³, will it float in water?

• Yes

• No

• It depends on the shape of the object.

• It depends on the volume of the object.

Kiera wants to make sure she has strong bones, so she drinks 2 litres of milk every week. After 3 weeks, how many litres of milk will Kiera drink?

• 6 litres of milk

• 1.5 Litres of milk

• 5 Litres of milk

• 1 litre of milk

4 days a week, Laura practices martial arts for 1.5 hours. Considering a week is 7 days, what is her average practice time per day each week?

• 0.375 hours/day

• 6 hours/day.

• 0.86 hours/day

• 2.5 hours per/day

Marshall walks a total of 0.9 kilometres to and from school each day. After 4 days, how many kilometres will he have walked?

• 4.44 km

• 3.1 km

• 4.9 km

• 3.6 km