# Lesson Worksheet: Proportions Mathematics

In this worksheet, we will practice describing some properties of proportions and finding the terms, extremes, and means of any proportion.

**Q1: **

If the values 4, , 12, and 15 are proportional, then .

- A6
- B3
- C5
- D2

**Q2: **

If 5, 7, , and 21 are proportional, then .

- A5
- B45
- C15
- D3

**Q3: **

If , then .

- A1
- B4
- C2
- D7

**Q4: **

If , then .

- A200
- B2
- C20
- D2 000

**Q5: **

If , then and are called .

- Adenominators
- Bmeans
- Cextremes
- Dratios

**Q6: **

If a tennis ball weighs the same as 15 pieces of candy, and an orange weighs the same as 2 tennis balls, determine how many pieces of candy would weigh the same as an orange.

**Q7: **

An irrigation machine uses 1.5 liters of fuel every 3 hours. How many liters will the machine use in 5 hours?

**Q8: **

If the quantities , , , and are proportional, then is called the proportional.

- Asecond
- Bfirst
- Cfourth
- Dthird

**Q9: **

A department store has 30 pairs of gloves on sale for $48. Determine how much 45 pairs of gloves cost.

**Q10: **

A class has 33 boys and 44 girls. What proportion of these students are girls?

- A
- B
- C
- D
- E