On a pie chart, there are four sector of which three angles are 45^o, 90^o, and 135^o. If the smallest sector represent N28.00. How much is the largest sector.

 Find the mean of the distribution above

The range of 4, 3 11, 9, 6, 15, 19, 23, 27, 24, 21 and 16 is

By how much is the mean of 30, 56, 31, 55, 43, and 44 less than  the median? 

Calculate the mean deviation of the set of numbers  7, 3, 14, 9, 7, and 8 

The mean of a set six number is 60. If the mean of the first five is 50. Find the sixth number in the set. 

The acre for rice, pineapple, cassava, cocoa and palm oil in a certain district are given respectively as 2, 5,  3, 11 and 9. What is the angle of the sector for cassava in a pie chart 

The range of the data k + 2, k – 3, k + 4, k – 2, k, k – 5, k + 3, k – 1 and k + 6

Find  the mean of the data  7,  –3, 4, –2, 5, –9, 4, 8, –6, 12,