The average age of seven boys sitting in a row facing North is 26 years. If the average age of first three boys is 19 years and the average age of last three boys is 32 years, what is the age of the b

Number System
The average age of seven boys sitting in a row facing North is 26 years. If the average age of first three boys is 19 years and the average age of last three boys is 32 years, what is the age of the b

29 years

30 years

28 years

31 years

29 years

30 years

28 years

31 years

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Number System
{(742)² ÷ 36} ÷ 2 = ?

420.5

421.5

423.5

422.5

420.5

421.5

423.5

422.5

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Number System
The difference between two integers is 5. Their product is 500. Find the numbers.

30, 25

20, 25

21, 26

15, 20

30, 25

20, 25

21, 26

15, 20

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Number System
On a new year eve, every student of a class sends a card to every other student. If the total number of cards delivered is 1980, how many students are there in the class ?

43

41

47

45

43

41

47

45

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Number System
The sum of the two numbers is 12 and their product is 35. What is the sum of the reciprocals of these numbers?

7/32

35/8

12/35

1/35

7/32

35/8

12/35

1/35

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Number System
20% of the total number of students in a school play football. How many students do not play football if the total number of students in the school is 7600 ?

5976

6000

6080

5800

5976

6000

6080

5800

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Number System

Number System The average age of seven boys sitting in a row facing North is 26 years. If the average age of first three boys is 19 years and the average age of last three boys is 32 years, what is the age of the b

Number System {(742)² ÷ 36} ÷ 2 = ?

Number System The difference between two integers is 5. Their product is 500. Find the numbers.

Number System On a new year eve, every student of a class sends a card to every other student. If the total number of cards delivered is 1980, how many students are there in the class ?

Number System The sum of the two numbers is 12 and their product is 35. What is the sum of the reciprocals of these numbers?

Number System 20% of the total number of students in a school play football. How many students do not play football if the total number of students in the school is 7600 ?

Number System
The average age of seven boys sitting in a row facing North is 26 years. If the average age of first three boys is 19 years and the average age of last three boys is 32 years, what is the age of the b

Number System
{(742)² ÷ 36} ÷ 2 = ?

Number System
The difference between two integers is 5. Their product is 500. Find the numbers.

Number System
On a new year eve, every student of a class sends a card to every other student. If the total number of cards delivered is 1980, how many students are there in the class ?

Number System
The sum of the two numbers is 12 and their product is 35. What is the sum of the reciprocals of these numbers?

Number System
20% of the total number of students in a school play football. How many students do not play football if the total number of students in the school is 7600 ?