Percentage

70% of a number 77. What is the number?

• 90

• 100

• 110

• 140

35% of the pupils in a class wear glasses. 14 pupils wear glasses. How many pupils were there in the class?

• 36

• 40

• 42

• 44

There are 18 boys in a band. The number of girls in the band is 40% of the total members. How many members are there in the band altogether?

• 30

• 36

• 42

• 45

There are some red apples and green apples in a basket. 60% of the apples are red apples. If there are 10 more red apples than green apples, how many apples are there in the basket?

• 30

• 40

• 50

• 60

There are 25 puppies and 22 kittens in a pet shop. Express the number of kittens as a percentage of the number of puppies?

• 55%

• 66%

• 77%

• 88%

Express 720 meters as a percentage of 2 kilometers.

• 3.6%

• 7.2%

• 36%

• 72%

Bill's savings is 9,800 baht and Bob's savings is 8,500 baht. Express Bill's savings as a percentage of Bob's savings. Answer in 1 decimal place.

• 86.7%

• 86.8%

• 115.2%

• 115.3%

The price of a skirt was 850 baht. During a sale, the skirt price decreased by 20%. What was the sale price of the skirt?

• 620 baht

• 640 baht

• 680 baht

• 700 baht

The height of the water level in a tank was 15 cm. Water was leaking from the tank and after an hour, the height of the water level was 10.2 cm. Find the percentage change in the height of the water level?

• 28%

• 32%

• 34%

• 36%

Jack's mass was 52 kg in 2017 and 55 kg in 2018. Find the percentage increase in his mass. Answer in two decimal places.

• 5.45%

• 5.46%

• 5.76%

• 5.77%