China issued the largest stamp ever. 210 mm long and 65 mm wide. find the ratioxof length to width.

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.

Write the equation for the parabola that has x− intercepts (−2,0) and (4,0) and y− intercept (0,4).

What is the lcm of 16 and 40 ? 24 and 40 ?