Silver Level Challenge #1
description
Transcript of Silver Level Challenge #1
© 2011 MATHCOUNTS Foundation. All rights reserved. MATHCOUNTS Club Program Silver Level Challenge #1
1. ���������� The bar graph shows the number of cartons of milk sold per day last week at Jones Junior High. What is the positive difference between the mean and median number of cartons of milk sold per day over the five-day period?
2. ��������� How many rectangles are in this figure? Each angle is a right angle.
3. ���������� If B is 30% greater than A, and C is 80% greater than A, by what percent is C greater than B? Express your answer as a decimal to the nearest tenth.
4. ���������� The sum of 40 consecutive integers is 100. What is the largest of these integers?
5. ���������� Currently, 14 of the members of a local club
are boys, and there are 80 members. If no one withdraws from the club, what is the minimum number of boys that would need to join to make the club 1
3 boys?
cartons
Name
SILVER LEVEL CHALLENGE #1
Calculators may be used.
boys
Cartons Of Milk Sold Per Day
Nu
mb
er
So
ld
Day
Wed Thurs FriMon Tues
10
20
40
0
30
rectgls
%