MATHCOUNTSE
2010
I School Competition I
Countdown Round
Problems 160
This section contains problems to be used in
the Countdown Round.
The Countdown Round is available as a
PowerPoint"33 le. Please send an e-mail to
[email protected] with 201 0 School
MATHCOUNTS
2012
I Chapter Competition I
Sprint Round
Problems 130
HONOR PLEDGE
I pledge to uphold the highest principles of honesty and integrity as a Mathlcte9.'l will neither
give nor accept unauthorized assistance of any kind. I will
2012
E School Competition E
Target Round
Problems 1 and 2
Name
DO NOT BEGIN UNTIL YOU ARE INSTRUCTED
TO DO SO.
This section of the competition consists of eight problems, which will ,
be presented in pairs. Work on one pair of problems will be completed
a
1992 Mathcounts Chapter Sprint and Target Rounds Solutions
SOLUTIONS TO SPRINT ROUND PROBLEMS
Problem 1. Solution:
125
.
2
The reciprocal of 0.008 is
1
125
.
125 . Half of 125 is
0.008
2
Problem 2. Solution: 27.
The surface area of a cube is S = 6a2, whe
1992 Mathcounts State Sprint and Target Rounds Solutions
Problem 3. Solution: 8.
Method 1:
We just plug in numbers:
16
When n = 1, n 1 16 17
n
16
When n = 2, n 2 8 10
n
16
16
1
When n = 3, n 3 8
n
3
3
16
When n = 4, n 4 4 8
n
16
16
1
When n = 5, n 5 8 .
ANSWERS
In addition to the answer, we have provided a difficulty rating for each problem. Our scale is 1-7, with 7 being the most
difficult. These are only approximations, and how difficult a problem is for a particular student will vary. Below is a gener
Warm-Up 1
years A time capsule was sealed in 1940 and will be opened on the same date in 2017. How
1.
long will the capsule remain sealed?
large
2._
paper clips
The length of 5 small paper clips is equal to the length of 2 large paper clips. The
length o
MATHCOUNTS
2013
State Competition
Target Round
Problems 1 and 2
Name
School
Chapter
DO NOT BEGIN UNTIL YOU ARE INSTRUCTED
TO DO SO.
This section of the competition consists of eight problems, which will
be presented in pairs. Work on one pair of problems
MATHCOUNTS
2005
State Competition
Sprint Round
Problems 130
Name
School
Chapter
DO NOT BEGIN UNTIL YOU ARE
INSTRUCTED TO DO SO.
This round of the competition consists of 30 problems.
You will have 40 minutes to complete the problems. You
are not allowed t
MATHCOUNTS
2005
State Competition
Answer Key
New this year: The appropriate units (or their abbreviations) are
provided in the answer blanks.
Note to coordinators: Answers to the Tiebreaker Round
problems appear in the Tiebreaker Round Booklet.
Founding S
MATHCOUNTS
2012
Chapter Competition
Target Round
Problems 1 and 2
Name
School
DO NOT BEGIN UNTIL YOU ARE INSTRUCTED
TO DO SO.
This section of the competition consists of eight problems, which will
be presented in pairs. Work on one pair of problems will b
MATHCOUNTS
2012
Chapter Competition
Answer Key
The appropriate units (or their abbreviations) are provided
in the answer blanks.
Note to coordinators: Answers to the Tiebreaker Round
problems appear in the Tiebreaker Round Booklet.
National Sponsors
Rayt
2014
State Competition
Team Round
Problems 110
School
Chapter
Team
Members
, Captain
DO NOT BEGIN UNTIL YOU ARE INSTRUCTED TO
DO SO.
This section of the competition consists of 10 problems which the teamhas
20 minutes to complete. Team members may work to
MATHOOUNTS
2015
I School Competition I
Team Round
Problems 11 0
DO NOT BEGIN UNTIL YOU AREINSTRUCTED
TO DO $0.
>
This section of the competition consists of 10 problems which the team
has 20 minutes to complete. Team members may work together in
any w
MATHCOUNTSC)
2016
I School Competition I
Target Round
Problems 1 & 2
Name
DO NOT BEGIN UNTIL YOU AREINSTRUCTED
TO DO $0.
This section of the competition consists of eight problems, which will be
presented in pairs. Work on one pair Of problems will be com
Math Club Minutes
Monday, June 6, 2016
The meeting began at 2:05 p.m.
Present: Katherine Dawson, Alina Chen, Jasmine Lin, Brendan Lee, Jacob Lessing, Aiden
Lee, Mansi Mishra, Angela Milkowski, Angie Zou, Joshua Marucheck, Jenna Sorror, Emily
Robinson, Jay