Below are the 2010 MTAP 4th Year Math Challenge – National Level questions and answers. Solutions will be posted later. More reviewers can be found on the **Past Tests** and **All Posts** pages.

**Easy**

1.) Ricky has (4a + 1) ₧100 bills and Emil has (2a – 2) Php 50 bills. How much more money has Ricky than Emil?

2.) The graphs of and intersect at two points. Find the distance between these points

3.) If r and s are the roots of , what is ∣r – s∣?

4.) A triangle has sides with integral length. If its perimeter is 12 cm, what is the longest possible side of the triangle?

5.) If the length of a rectangle is increased by 10% and the area is increased by 120%, by how many percent is the width increased?