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Chọn câu trả lời tốt nhất cho những câu hỏi dưới đây.
1. Betty had 40,000 cubic centimeters (cc) of water. How many tanks like this one above can she fill?
2. John has nine socks in his drawer. Four of the socks are blue and five are white. If he reaches into the drawer without looking, what is the probability that he will pick a white sock?
A. 5 out of 9
B. 4 out of 4
C. 9 out of 9
D. 6 out of 9
3. Murray’s parents took him and his sister to a restaurant for dinner. Murray and his sister ordered tacos. She ordered a hard-shell chicken taco with lemonade. She wants to choose 3 toppings on the menu shown above. How many possible combinations of 3 toppings can be made from the 4 choices on the menu?
1, 10, 100, 1,000, _______
4. Chris and his classmates are making a book of patterns. Each student is to create ten different patterns to include in the book. One of Chris’ patterns is shown above. If Chris adds another number to his pattern, what number would he add?
5. Dora is going to visit her grandmother for the week. She doesn’t like driving on the highways so she takes all back roads. In the first hour, Dora drove 20 miles. Dora travels at this speed the whole way, and it took her 4 hours to get to her grandmother’s. How many miles away does Dora live from her grandmother?
A. 4 miles
B. 5 miles
C. 80 miles
D. 100 miles
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