## 2017 Grade 9 Math Challenge – Division Finals Team Orals with answer key

Below are the 2017 MTAP Grade 9 Math Challenge Division Finals Team Orals questions and answers. Solutions will be posted later. More reviewers can be found on the Past Tests and All Posts pages.

15 – Second Questions [𝟐 𝒑𝒐𝒊𝒏𝒕𝒔 𝒆𝒂𝒄𝒉]
1.) What value of 𝑐 will make $x^2 - 14x + c$ a perfect square trinomial?

2.) Solve for 𝑥 in the quadratic equation $x^2 + x - 6 = 0$

3.) What is the sum of the roots of $2x^2 + 6x + 1 = 0$?

4.) Suppose 𝑦 varies directly as 𝑥. If 𝑥 = 6, then 𝑦 = 12. If 𝑥 = 2, find 𝑦.

5.) Simplify the expression $\sqrt {49x^7}$

Below are the 2019 MTAP Grade 2 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.) Which symbol should be placed in the blank so that the following would be correct? 13 + 9 ___ 20

a.) =
b.) <
c.) >

2.) The number 9 is the sum of ( ).

a.) 11 and 1
b.) 1, 2 and 6
c.) 2, 3 and 5

3.) How many numbers are there that have only 3 tens?

a.) 9
b.) 10

4.) Alex has 20 cards. Then he put every four cards together in a pile. How many piles of card has he?

a.) 4
b.) 5
c.) 10

5.) How many different digits can we replace # with, so that three-digit number 1#0 would be smaller than 130?

a.) 1
b.) 2
c.) 3

Below are the 2019 MTAP Grade 1 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.) Which symbol should be placed the blank so that the following would be correct? 3 + 9 ____ 15

a.) =
b.) <
c.) >

2.) The number 10 is the sum of ( ).

a.) 11 and 1
b.) 1, 2 and 6
c.) 2, 3 and 5

3.) Which of the following is the greatest?

a.) 76 + 4
b.) 75 + 5
c.) 74 + 7

4.) The minuend is 81, and the difference is 7. What is the subtrahend?

a.) 88
b.) 75
c.) 74

5.) The minuend in the difference 36 – 15 has been decreased by 2 and the subtrahend has been increased by 3. What is the new difference?

a.) 16
b.) 26
c.) 24

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?

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?