Related Questions

The sum of fourth and twelfth term of an arithmetic progression is 20. What is the sum of the first fifteen terms of that arithmetic progression?
In 2011, the arithmetic mean of the annual incomes of Ramesh and Suresh was Rs. 3800. The arithmetic mean of the annual incomes of Suresh and Pratap was Rs. 4800, and the arithmetic mean of the annual incomes of Pratap and Ramesh was Rs. 5800. What is the arithmetic mean of the incomes of the three?
The sum of 3rd and 15th elements of an arithmetic progression is equal to the sum of 6th, 11th and 13th elements of the same progression. Then which element of the series should necessarily be equal to zero ?
4a1+a2÷8a31-44= কত? 
The sum of the fourth and twelfth term of an arithmetic progression is 20. what is the sum of the first 15 terms of the artihmetic progression?
In 2007, the arithmetic mean of the annual incomes of Rahim and Karim was Taka 3800 . The arithmetic mean of the annual incomes of Karim and Ripon was Ripon and Rahim was TaKa5800. What is the arithmetic mean of the incomes of the three ?
If log 3 log (3p – 2) and log (3p + 4) are in arithmetic progression, then what will be the value p?
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of thefour alternatives.
The battle between attackers and the attacked is becoming still more _____________. Faced with potentially new cyber ____________, thedanger to Indias economic and national security is going _________________ geometrical progression. To be forearmed, with_______________ offensive cyber operations and __________________ cyber security, is essential. India's economic and national security is going _________________ geometrical progression.
What will be the value of p if log516, log5(3p – 4), log5(3p + 97 / 16) are in arithmetic progression?
Find the value of p if ­-3x -­ 11, x + p and 5x + 7 are in arithmetic progression.