# Worksheet: Solving Proportions

In this worksheet, we will practice getting an unknown value in a proportional relation using cross multiplication and applying that in real-life situations.

**Q7: **

Which of the following shows a proportional relationship?

- A
- B
- C
- D
- E

**Q8: **

If , find the value of .

**Q9: **

If , find the value of .

**Q10: **

Ramy ran 7 km in 45 minutes. How long would it take him to run 14 km at the same speed?

**Q11: **

It took Amir 30 minutes to bike 7 miles. At this rate, use a ratio table to find how long it would take him to bike for 21 miles.

**Q12: **

A person walks 10 kilometres in 40 minutes walking at a constant speed. If they continue walking at this speed, how long will it take them to walk 6 kilometres?

- A 4 minutes
- B 240 minutes
- C 16 minutes
- D 24 minutes
- E 60 minutes

**Q14: **

If , then .

- A
- B
- C
- D

**Q15: **

Given that , find the value of .

**Q16: **

Given that , find the value of .