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Giáo sư Sullivan mất 11 phút để đi qua cột đèn thứ 12 trên một con đường vắng. Hỏi sau 30 phút, ông đi qua bao nhiêu cột đèn?
It takes Professor Sullivan 11minutes to stroll past the twelfth lamp post along a quiet road. How many lamp posts will he stroll past after 30 minutes.
.There are 16 rows of seats in a school hall. There are 75 seats in the last row. If there is an increase of 3 seats, starfting from the first row,
a.How many seats are there in the first row?
b. How many seats are there in the school hall?
In a number sequence: 1,1,2,3,5,8,13,21,..., starting from the third number, each number is the sum of the two numbers that come just before it. How many even numbers are there among the first 1000 numbers in the number sequence?
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In a school, there are four Primary 5 clases. There are 2 monitors in each class. For every fortnight's monitor meeting, only one monitor from each class is required to attend.
A,B,C,D attended the first meeting.
E,B,F,D attended the second meeting.
A,E,B and G attended the third meeting.
If H had not attended any of these meetings, state the two monitors in each class.
Question 1
The bus will take one hour then the train take three and a half hours morethan the bus from Bella is hours to her grandmother is house Bella need half an hour to change between them How long will the whole joumey take ?
Question 2
There are .......... distinct 4 - digit numbers from 0; 1;2;3;4
Question 3
Jenny gets $6 each week Jane gets double that amount How much did they get together in January ?
Câu 5:
Subtract 85 from the sum of 2348 and 788. How many tens are there in the result?
Answer: ..........
8 liters of oil is filled in the first can ;
6 liters of oil is filled in the second can ;
how many liters are there in each can If they are filled equally?
anwer:...liters
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 numberCâu hỏi 5:Fill in the blank with the correct number: 6/100 kg .... kgCâu hỏi 6:The sum of tw...
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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?
there are k student in a class, only one of whom is a junior. If 5 seniors are added to the class, how many students in the class will not be juniors? có lời giải đầy đủ nhé