To those who are reviewing for the MTAP-Metrobank-DepEd Math Challenge, here are some sample questions with answers.

1.) What is 1/5 added to 1/2?

2.) A P650 t-shirt is marked 20% discount. How much will you have to pay for the t-shirt?

3.) The circumference of a circle is . What is its area?

4.) One number is twice the other. Their sum is 87. What are the numbers?

5.) The ratio of boys to girls in a class is 3:4. There are 42 students in the class. How many are boys?

6.) Karen is twice as old as Anna. The difference between their ages is 12. How old is Karen?

7.) Jenny bought a cake for her daughter’s birthday. The family ate 1/3 of the cake and gave 1/4 to their neighbor. What portion of the cake was left?

8.) The sum of two numbers is 56 and their difference is 14. What are the numbers?

9.) What must be subtracted from 3/2 to get 1/3?

10.) If the smallest square in the grid below is 1 square cm, what is the area of the shaded triangle?

Answers:

(1) 7/10, (2) 520, (3) , (4) 29 and 58,(5) 18

(6) 24, (7) 5/12 (8) 35 and 21 (9) 7/6 or 1 and 1/6 (10) 3.5 sq. cm.