Question
Average of first 3 numbers is three times the average of next 6 numbers. If the average of all nine numbers is 15, find the sum of the last 6 numbers.
More Arithmetic Problem Questions
- How many pairs of letters are there in the word “HELICOPTER” each of which have as many letters between them in the word as they have between them in the E...
- At present, the combined age of Ravi and Rajeev is 42 years, with their ages in the ratio of 4:3. What will be the ratio of their ages six years from now?
- Simplify the following expression: (5x + 7) 2 + (5x – 7) 2 .
- In an election between two candidates ‘A’ and ‘B’, the ratio of number of votes they got is 5:8, respectively. If ‘B’ wins the election by 4650 votes, then...
- Difference between selling price of certain number of items, when sold at Rs. 16 per item instead of Rs. 12 per item is Rs. 128. Total cost price of these ...
- ‘m’ is the number of prime numbers from 1 to 100 and ‘n’ is the number of prime factors from 101 to 125. Find the value of m × n.
- If x = 6 and y = -2, then find the value of (4x 2 – 3y 3 + 2y 4 – x 3 )
- If in the number 86548246, 3 is subtracted to first four digit of the number and 1 is added to rest of the digits then how many digits are repeating in the...
- A rectangular floor has a length of 25 metres and perimeter of 78 metres. If the entire floor is to be carpeted at a cost of Rs. 8 per m2, then find the co...
- A train travelling at the speed of 72 km/hr crosses another train, having 20 meters less length and travelling in opposite direction at the speed of 54 km/...
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
