Percentages and Similar Figures

Percentages

by David David

Multiple Choice

What is 10% of 730?

• 73

• 7300

• I Don't Know

• 735

Multiple Choice

What is 25% of 500

• 100

• 125

• 225

• I Don't Know

Multiple Choice

What percent of 730 is 365?

• I Don't Know

• 35%

• 50%

• 78%

Multiple Choice

At a birthday party 40% of the children had an ice-cream. 150 children attended the party. How many had an ice-cream?

• 60

• 70

• I Don't Know

• 90

Multiple Choice

At a sport club 40% prefer football, 30% basketball and the rest volleyball. 300 children attend this sport club. Find the number of those who prefer volleyball.

• I Don't Know

• 80

• 90

• 100

Multiple Choice

A clothes shop is holding a 20% sale during the month of January. Gina wants to buy a new pair of jeans which used to cost $18. How much is she going to pay now?

• $14.40

• $15.00

• $10.00

• I Don't Know

Multiple Choice

The computer Paul bought originally cost $620 but he was given a 30% discount. How much money did he save?

• $200

• $186

• I Don't Know

• $250

Multiple Choice

Which is bigger:
25% of 200 
OR
20 % of 250

• 25% of 200
• 20% of 250
• They are the same
• I Don't Know

Multiple Choice

Triangle ABC is similar to triangle FGH.
What is the value of x in centimeters?

• 22.5 cm
• 8 cm
• 10.8 cm
• 30 cm

Multiple Choice

The two parallelograms above are similar.
What is the length in inches of line segment PQ?

• 40 in.
• 34 in.
• 38 in.
• 14 in.

Multiple Choice

The pair of figures is similar. Find the missing side.

• x = 1
• x = 3
• x = 9
• x = 5

Multiple Choice

The solids are similar. Find the missing dimension.

• 24 feet

• 10 feet

• 16 feet

• 25 feet

Multiple Choice

Marvin's son is 3 ft tall. He casts a shadow of 1 foot. Marvin casts a shadow of 2.5 ft. How tall is Marvin?

• 3 ft
• 7.5 ft
• I Don't Know

• 0.8 ft.

Multiple Choice

The solids are similar. Find the missing dimension b.

• 18 m

• 10 m

• 8 m

• 6 m