Tag Archives: math challenge reviewer

2019 Grade 3 Math Challenge – Elimination Round with Answers

Below are the 2019 MTAP Grade 3 Math Challenge Elimination round questions and answers. Solutions will be posted later. More reviewers can be found on the Past Tests and All Posts pages.

1.) Write in standard form: Three thousand one.

2.) What is the sum of 635 ones and 32 tens?

3.) What is the place value of 8 in 78 236?

4.) Write in standard form: 7 thousand + 4 hundreds + 5 tens + 7 ones.

5) What is the difference when 6 is subtracted from 15?

6.) How many tens are there in 2 450?

7.) In 92 156, which digit is in the thousands place?

8.) Round Php 44.45 to the nearest peso.

Continue reading

2018 Grade 2 Math Challenge Division Finals Questions and Answers

Below are the 2018 MTAP Grade 2 Math Challenge Division Finals questions and answers. Solutions will be posted later. More reviewers can be found on the Past Tests and All Posts pages.

Easy

1.) There are 784 popsicle sticks, bundled in groups of 100. How many bundles are there?

2.) Each mango costs Php 30. If you have Php 200, how many mangoes can you buy?

3.) To cut a log into two equal parts, a logger had to pay Php 100. If a log is to be cut into 6 parts, how much should the logger pay?

4.) From one can of juice, Nena can make 6 glasses of juice drink. If she will have 26 visitors, how many cans of juice should she buy?

5.) How many more fifteenths are needed to make \dfrac {7}{15} into 1 whole?

Continue reading

2018 Grade 1 Math Challenge Division Finals Questions and Answers

Below are the 2018 MTAP Grade 1 Math Challenge Division Finals questions and answers. Solutions will be posted later. More reviewers can be found on the Past Tests and All Posts pages.

Easy

1.) What symbol should replace the blank so that the following statement would be correct? 20 _ 11 + 9

2.) What number is equal to 20 ones + 4 tens – 5 tens?

3.) I started counting from 11 to 33: 11, 12, 13, … ,32, 33. The first number I counted was 11, and the last number I counted was 33. How many numbers did I count in all?

4.) A line and a circle are drawn on a piece of paper so that the line passes through the center of the circle. How many times do the line cross the circle?

5.) There is a group of children standing in a circle. To the left of Alex, between Alex and Nick, there are 4 children. To the right of Alex, between Alex and Nick there are 7 children. What is the total number of children in the circle?

Continue reading

2019 Grade 7 Math Challenge Divisionals Questions and Answers (with PDF)

Below are the 2019 MTAP Grade 7 Math Challenge Division Finals questions and answers. Solutions will be posted later. More reviewers can be found on the Past Tests and All Posts pages.

Easy

1.) If 1 megabyte is equal to 10^6 bytes and 1 gigabyte is equal to 10^9 bytes, how many gigabytes are there in 1 megabyte?

2.) Divide 2.4 \times 10^{-8} by 6 \times 10^8 and write the quotient in scientific notation.

3.) Point Q lies midway between points  P and R on a number line. What is the coordinate of R if P and Q have coordinates -16 and -7, respectively.

4.) How many sides does a regular polygon have if the measure of each interior angle is 160^\circ?

5.) Assume A and B are subsets of the set of integers. If A is the set of multiples of 2, and B is the set of multiples of 3, describe the elements of A ∩ B.

Continue reading

2017 Grade 8 Math Challenge Elimination Round (Questions 1-25)

This is the 2017 MTAP Grade 7 Math Challenge questions 1 to 25.Questions 26-30 including the pdf will be posted very soon.

Questions in the previous years can be accessed on the Past Tests page and all questions can be found in the All Posts page.

1.) What is the sum of the reciprocals of all the positive divisors of 8?

2.) Factor completely: 27x^5y^5 + 12x^3y^7.

3.) Expand and simplify: (x+y)^2 - (x - y)^2 +(x+y)(x - y).

4.) If 6x^2 + kx - 8 = 2(3x+1)(x - 4),what is the value of k?

5.) Factor completely:

\dfrac{x^2y^2}{16} - \dfrac{4}{25} .

6.) What is the area of a square whose perimeter is 8x - 36Continue reading