Domain of a sequence is sometimes taken as the set of whole numbers? There exist 1-1 correspondence between the set of natural numbers and the terms of a sequence? If 1,3,5 ------- is the sequence then an = 2n +1? In an A.P ratio of any two consecutive term is same? Sum of n A.M’s between a and b is equal to n times their G.P? If the population of village increase geometrically at the rate of 4% annually then r = 1 + 0.004? For any two distinct negative real numbers a and b A> G >H?

Sum of Ist seven multiples of 5 are: 6th term of 2,6, 18,----------- is? The value of an item is Rs.2000, if its value increases at the rate of 5% annually then its value at the end of four years will be? 1/5 and 1/8 are two terms of an H.P and their sum is 13/40, then sum of the corresponding terms of the A.P will be? The next term of the sequence 7,9,12,16, is __________? Middle term of three consecutive term in A.P. is ________ between the extreme terms?

G.M. between 1/-2i and 1/8i is___________? H.M. between a and b is ___________? A man repays his loan of Rs.25,500 by paying Rs.1000 in first installment and then increases the payment by Rs.100 per year. How long will it take to clear the loan? A man invests Rs.5000 at 5% interest compounded annually. What will be the total amount which he will get after 6 years? In an equilateral triangle base is filled by placing 10 balls in first row, 9 balls in second row and so on with one ball in its last row, continuing this process a pyramid of balls is formed one ball on top. How many balls are there in the base layer?