March, 2015 - TheMathWorld

Problem 603

Find the median of the following set of numbers. 4, 5, 6, 9, 11 Solution:- First arrange the values in ascending order which is given bellow 4, 5,…

Find the mean of the following set of numbers. 7, 10, 9, 13, 6 Solution:- Mean= Sum of terms=7+10+9+13+6=45 Number of terms=5 Mean= =9

Find the first and third quartiles, Q1 and Q3, of the following set of numbers. 13, 5, 12, 16, 7, 14, 7, 3, 10, 7 Solution:– First…

Don contribute 200 at the end of each quarter to a Tax Sheltered Annuity (TSA). What will the value of the TSA be after the 80th deposit (20 years)…

Find the sum. 1 + 6 + 11+ ……+(5n – 4) Solution :- We are given an arithmetic sequence. The first last terms of this sequence are…