R is inversely proportional to A R = 12 when A = 12.5
A) workout the value of R when A = 5
B) workout the value of A when R = 9

2x + 1 < 5 solve the following inequality. then place the correct number in the box provided.

The area of a rectangle is 54x^9y^8 square yards.if the length of the rectangle is 6x^3y^4 yards,which expression represents the width of the rectangle in yards

The base of a pyramid is a square with 5 lines of 5cm the slant height of each lateral face of the pyramid is 6 cm what is the surface area of the pyramid