out of four numbers the average of the first three is 16 and that of t

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Q:
Out of four numbers the average of the first three is 16 and that of the last three is 15. If the last number is 20 then the first number is

1
28
2
21
3
23
4
25

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Answer : 3. "23 "
Explanation :

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Maths Average Questions

Q:
Out of four numbers the average of the first three is 16 and that of the last three is 15. If the last number is 20 then the first number is

Answer : 3. "23 "
Explanation :

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Q: Out of four numbers the average of the first three is 16 and that of the last three is 15. If the last number is 20 then the first number is

Answer : 3. "23 " Explanation :

Similar Questions

Q. If Suresh borrows Rs. 36000 from Mahesh at rate of interest 6% S.I, at the end of four years how much interest Suresh has to pay along with principal amount?

Q. A train moving at speed of 90 km/hr crosses a pole in 7 seconds. Find the length of the train.

Q. A clock only with only dots marking 3, 6, 9 and 12 positions has been kept upside down in front of mirror. A person reads the time in the reflection of the clock as 4.50. What is the actual time?

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Are you sure

Report Error

out-of-four-numbers-the-average-of-the-first-three-is-16-and-that-of-t

Q:
Out of four numbers the average of the first three is 16 and that of the last three is 15. If the last number is 20 then the first number is

Answer : 3. "23 "
Explanation :

Q.
If Suresh borrows Rs. 36000 from Mahesh at rate of interest 6% S.I, at the end of four years how much interest Suresh has to pay along with principal amount?

Q.
A train moving at speed of 90 km/hr crosses a pole in 7 seconds. Find the length of the train.

Q.
A clock only with only dots marking 3, 6, 9 and 12 positions has been kept upside down in front of mirror. A person reads the time in the reflection of the clock as 4.50. What is the actual time?