Câu hỏi 1:
The average of three numbers is 1988. The first number is 1984. The third number is 2 units more than the second number. Find the third number.
Câu hỏi 2:
The average of 5 consecutive odd numbers is 123. Find the greatest number.
Câu hỏi 3:
Which of the following fractions is equal to 2/3?
Câu hỏi 4:
The average of two numbers is 95. The first number is 2/3 of the second number. Find the first number
Câu hỏi 5:
Fill in the blank with the correct number: 6/100 kg = .... kg
Câu hỏi 6:
The sum of two fractions is 45/23 and the first fraction is one quarter of the second fraction. Find the first fraction.
Câu hỏi 7:
The sum of twonumbers is 463 and three are eighteen even numbers between these numbers. Find the greater number.
Câu hỏi 8:
Which of the following fractions is the greatest number?
Câu hỏi 9:
The average of two numbers is 95. The first number is 2/3 of the second number. Find these two numbers.
Câu hỏi 10:
The sum of the number of lions and monkeys in a zoo is 40 and lions are 1/3 the number of monkeys. How many monkeys are there in the zoo?
John forgot the number of people at volleyball game. He remembers that the number had a digit 5 in the tens place. Which of following number could John be thinking of?
a. 5312b. 1253c. 1325d. 1523
Write the words in number form which consist of: 7 ten thousands, 6 thousands, 3 hundreds, 4 tens and 2 units.
there are 6 bookcases in a house. Each bookcase contain at least 125 books but not more than 160 books. which of the follwing numbers could the total number of books in all 6 bookcase
there are 6 bookcases in a house. Each bookcase contains at least 125 book but not more than 160 books . Which of the following numbers could be the total number of book in a 6 bookcase?
Anna wrote a sequence of numbers using the rule " subtract 8". The first two terms in her sequence were 2017 and 1999. Which number below is one term of Anna's sequence ?
Bella thinks of two consecutive numbers in the range 1 to 6. She tells Alice one of the numbers and Jack the other. Alice and Jack have the following conversation:
Jack: I don't know your number.
Alice: I don't know your number, too.
Jack: Now I know!
The pair of numbers which Bella think of could be ..............
Bella thinks of two consecutive numbers in the range 1 to 6. She tells Alice one of the numbers and Jack have the following conversation:
Jack: I don't know your number.
Alice: I don't know your number,too.
Jack: Now I know!
The pair of numbers which Bella think of could be.............
Bella thinks of two consecutive numbers in the range 1 to 6. She tells Alice one of the numbers and Jack the other. Alice and Jack have the following conversation:
Jack: I don't know your number.
Alice: I don't know your number,too.
Jack: Now I know!
The pair of numbers which Bella think of could be................
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