Question
Find the value of 6 + 66 + 666 + 6666 +hellip;hellip;hellip;hellip;.. + n terms. 1. `(2)/(3) ((10 xx (10^(n)- 1))/9 -
Find the value of 6 + 66 + 666 + 6666 +hellip;hellip;hellip;hellip;.. + n terms. 1. `(2)/(3) ((10 xx (10^(n)- 1))/9 -
n)` 2. `(2)/(3) ((10 xx (10^(n)- 1))/9 )` ` ` 3. `(2)/(3) ((10 xx (10^(n) + 1))/9 )` ` ` 4. `(2)/(3) ((10 xx (10^(n)- 1))/9 + n )`
More No. System Questions
- Question 1
- Find the least number greater than 200 which leaves remainder 5 when divided by 12, 15, and 18.
- The number of females in a company is 20% fewer than the number of males. After 10 males and 16 females join the company, the number of males becomes half ...
- Find the remainder when 547 is divided by 9.
- In a party, the ratio between number of present male and number of present female is 6:5 respectively. After 3 hours, 30 males join the party and 5 women l...
- The sum of the digits of a two-digit number is 11. When the digits are interchanged, the new number is 27 more than the original number. What is the origin...
- A 7-digit number ‘538p7q2’ is divisible by 24. Determine the minimum possible value of (p × q).
- In a group of three persons, the weight of Amar is double of that of Akbar and half of that of Anthony. The average of their weight is 42. Find the differe...
- In a two digit positive number, the digit in the unit’s place is equal to the square of the digit in ten’s place, and the difference between the number and...
- À two-digit number decreases by 18 when its both digits are written in reverse order. If unit digit of original number is equal to the unit digit of 226. F...
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
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
- 200 Questions with Detailed Solutions
- Section-wise Coverage (GA, English, Quant & Reasoning)