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Scale, Percent, Ratio

Study Slideshow

What is 20% of 40?

8

5

What is 5% of 60?

3

5

16 is 40% of which number?

40

25

What percentage of 50 is 8?

16

25

A car consumes 12 gallons of fuel for a distance of 450km. How many km does the car travel per gallon?

37.5 km

25

Paul can paint 120 doors in 8 hours. How many doors can Paul paint per hour?

15 doors

15

The fuel tank contained 55 L of fuel. On the first day of the trip, 15% was used. On the second day, 25% was used. How many liters of fuel was left?

33 L

25

1st: 1000 baht (48% off) 2nd: 800 baht (35% off) 3rd: 650 baht (20% off) 4th: 500 baht (10% off) Which has the lowest sale price?

4th

25

1st: 1000 baht (48% off) 2nd: 800 baht (35% off) 3rd: 650 baht (20% off) 4th: 500 baht (10% off) Which have the same sale price?

1st, 2nd, 3rd

25

How much money is needed to be deposited into the bank account to earn 1,625 baht of interest in 1/2 year if the interest rate is 6.5% per year?

50,000 baht

25

8:4 = x:12

24

5

15:20 = 120:x

160

10

23:16 = x:64

92

10

A vase contains roses and daisies. The ratio of roses to daisies is 6:5. If there are 12 roses, how many daisies are in the vase?

10

48:96 54:x 60:y 66:132

x=108 y= 120

15

24 is 60% of what number?

40

20