1: the perimeter of a circle is 15,7 dm. Its's area is...cm2

2: the ratio of the number of girls to the number of boys in a classroom is 5:4. When 10 girls left the classroom, the ratio of the number of boys to the number of girls became 4:3. How many students were in the classroom at first?

3: 47/250 dm3=...cm3

4: At the party 60% of the boys are dancing with 80% of the girls. How many people are dancing if there are 35 people ( A pair cludes only one boy and one girl)

5: An aquarium is 8dm deep, 12 dm long and 0,3 m wide. What is the volume of the aquarium in cubic centimeter?. Answer: the volume of the aquarium is...cm3

When people talk about Nha Trang, the biggest city in Khanh Hoa Province, they often think of a tropical paradise. Nha Trang is a famous seaside resort. It has a long coastline with beatiful white sandy beaches.

In the morning and afternoon, tourists can take part in various fascinating outdoor activities such as mud bathing, swimming, snorkeling or scuba diving. Snorkeling and scuba diving are both interesting sports, as swimmers may swim underwater and admire the lives at the bottom of the sea. Besides, tourist can also take boat trips to the islands. One of the most enjoyable trips is the trip to Mieu Island, where Tri Nguyen Aquarium was built in 1999. This aquarium is now home to different kinds of colorful fish and even a few sharks.

In addition, tourists can spend an evening visiting a fishing village, where they could get a taste of the local seafood. There are crabs, shrimps, lobsters, clams, oysters, and several other kind of fish - all are fresh and delicious.

Which of the following sentences is not true?

A. Nha Trang is a nice seaside resort

B. Tri Nguyen Aquarium is on an island

C. Most of tourists are interested in snorkeling and scuba diving

D. The local seafood is fresh and delicious

Read the following passage and choose the item ( a, b, c or d ) that best answers each of the question about it

Last week, Liz Robinson and her parents went to Nha Trang on vacation. Mr. And  Mrs. Robinson took Liz to see Tri Nguyen Aquarium in Nha Trang. There are dolphins, turtles and many different types of fish in the aquarium. But Liz thought there are no other fish is more beautiful than the colorful little fish.

There was a souvenir shop near the exit of the aquarium. Mr. Robinson bought Liz a cap with picture of a dolphin. Liz wore it all day.

After they vitsited the aquarium, they went to a foot stall for lunch. Liz's parents ate fish anf crab. When she looked at the fish, Liz remembered the beautiful fish in the aquarium. She ate noodles instead.

1. Aquarium is a place where people can go to ............

A. have breakfast          B. buy souvenirs         C. see fish and other water animals        D. eat fish and crab

2. What did Liz find the molst beautiful?

A. Turtles            B. Dolphins           C. Different types of fish              D. The colorful little fish

3. Did Liz like the cap?

A. Yes. She liked it very much             B. No. She didn't like it          C. No. She didn't like it very much                      D. No information

4. Why didn't Liz eat fish?

A. Because she found it not delicious

B. Because she didn't like fish

C. Because she remembered the beautiful fish in the in the aquarium

D. Because she preferred noodles

5. Which of the following is not true ?

A. Mr. Robinson bought Liz a cap

B. There was a picture of a dolphin on the cap

C. Liz's family went to Nha Trang on business

D. Tri Nguyen Aquarium is in Nha Trang

VII. Read the passage and choose the right answers for the questions.

Last week, Liz Robinson and her parents went to Nha Trang. There are dolphins, turtles and many different types of fish in the aquarium. But Liz thought there are no other fish is more beautiful than the colorful little fish. There was a souvenir shop near the exit, of the aquarium. Mr. Robinson bought Liz a cap with a picture of a dolphin. Liz wore it all day.

After they visited the aquarium, they went to the food stall for lunch. Liz's parents ate fish and crab. When she looked at the fish, Liz remembered the beautiful fish in the aquarium. She ate noodle instead.

1. Aquarium is a place where people can go to................

​A.have breakfast

B. buy souvenir

C. see fish and other water animals

D. eat fish and card
2. What did Liz find the most beautiful?

A. Turtles

B. Dolphins

C. different types of fish

D. The colorful little fish

3. Did Liz like the card?

A. Yes, she liked it very much

B. No, she didn't like it

C. No, she didn't like it very much

D. No information

4. Why didn't Liz eat fish ?

A. Because she found it not delicious

B. Because she didn't like fish

C. Because she remembered the beautiful fish in the aquarium

D. Because she preferred noodles

5. Which of the following is not true?

A. Mr. Robinson bought Liz a cap

B. There was a picture of a dolphin on the cap

C. Liz's family went to Nha Trang on business

D. Tri Nguyen aquarium is in Nha Trang