Speed - Which is Less Time - Changed Distance Units (Level 2)

This math topic focuses on comparing times taken by different moving entities given variable speeds and changed distance units. It includes exercises involving units like meters, centimeters, and millimeters, requiring users to calculate which of two options—each moving at a different speed and over a different distance—takes less time to complete its journey. This involves understanding and converting between varying units of length and speed to determine the quickest route or method, enhancing comprehension of the relationship between speed, distance, and time calculations in advanced scenarios.

Work on practice problems directly here, or download the printable pdf worksheet to practice offline.

Speed - Which is Less Time - Changed Distance Units Worksheet

Math worksheet on 'Speed - Which is Less Time - Changed Distance Units (Level 2)'. Part of a broader unit on 'Speed, Distance, and Time - Advanced' Learn online: app.mobius.academy/math/units/speed_distance_time_advanced/

1

Bacteria A moves at 3m/d and goes 20m. Bacteria B moves at 12,500mm/d and goes 50,000mm. Which takes less time?

a

Bacteria A

b

Bacteria B

2

Bug A crawls at 4cm/s and goes 30cm. Bug B crawls at 0.05m/s and goes 0.2m. Which takes less time?

a

Bug A

b

Bug B

3

Bacteria A moves at 8mm/d and goes 50mm. Bacteria B moves at 0.3cm/d and goes 2cm. Which takes less time?

a

Bacteria A

b

Bacteria B

4

Bacteria A moves at 4mm/d and goes 30mm. Bacteria B moves at 0.006m/d and goes 0.03m. Which takes less time?

a

Bacteria A

b

Bacteria B

5

Bacteria A moves at 3cm/hr and goes 20cm. Bacteria B moves at 80mm/hr and goes 400mm. Which takes less time?

a

Bacteria A

b

Bacteria B

6

Bacteria A moves at 10mm/d and goes 50mm. Bacteria B moves at 0.286cm/d and goes 2cm. Which takes less time?

a

Bacteria A

b

Bacteria B

7

Bacteria A moves at 3cm/d and goes 20cm. Bacteria B moves at 43mm/d and goes 300mm. Which takes less time?

a

Bacteria A

b

Bacteria B