Be A Smart in Math!!!

Answer the following math and logic problems. Show your solutions! : )

1. Two mothers and two daughters ate 3 slices of bread for breakfast, each eating exactly one slice of bread. How could that be?
2. Find the 105th term of the arithmetic sequence: 5, 3, 1, -1, -3…
3. The sum of three numbers is 40. The second is 5 more than the first. The third is twice the first. What are the three numbers?
4. Find the slope of the line passing through the pair of points P1(1.5, 5) and P2(2.5, 2.5).
5. Fuji is 9 times as old as his sister. In 5 years he will be 5 times as old as her sister. How old is he now?
6. Simplify the expression: MathSmart Problem
7. Factor the expression completely: 4x2 – 14x + 12.
8. In an Algebra test, the highest grade is 30 points more than the lowest grade. The sum of the two grades is 162. Hazel’s score is 13 more than the lowest grade. What is Hazel’s score?
9. The perimeter of a rectangle is 74cm. The length is one more twice its width. Find the area of the rectangle.
10. Solve the triangles: MathSmart Triangles

Submit your answers including your complete name, school, designation (year level), and contact number to smartschools@smart.com.ph on or before October 23, 2008.

Ten (10) MathSmarts will win a gift from Smart so send your entries now!