Cotonou and Niamey are on the same line of longitude and Niamey is 7o north of Cotonou. If the radius of the earth is 6400km, how far is Niamey north of Cot...

Evaluate (101.5)2 - (100.5)2

A group of students took a test and the following frequency table shows the scores above Find the mode

Simplify 36\(^\frac{1}{2}\) x 64\(-^\frac{1}{3}\) x 5\(^0\)

A group of students took a test and the following frequency table shows the scores above The median score is

Express the product of 0.06 and 0.09 in standard form

A group of students took a test and the following frequency table shows the scores above The mean score is

Find the 8th term of the A.P -3, -1, 1 ......

If cos 60° = 1/2, which of the following angle has cosine of -1/2?