The rectangle below has an area of ?
+
13+ + 36 square meters and a length of 2 + 9 meters.
What expression represents the width of the rectangle?
2 +9
Width
22 + 13.0 + 36
Width
meters

Given the choice between receiving $1.000.000 in one month or a single penny-doubled everyday for the period of one month; which option would you choice? show your work to support your answer. (assume that 1 month=30 days)

Long division the problem is 40 ➗ 348 = ?

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).