Problem
1
The longest professional tennis match ever
played lasted a total of
hours and
minutes. How many minutes was
this?
Problem
2
In rectangle
,
and
. Point
is the midpoint of
. What is the area of
?
Problem
3
Four students take an exam. Three of their
scores are
and
. If the average of their four
scores is
, then what is the remaining
score?
Problem
4
When Cheenu was a boy he could run
miles in
hours and
minutes. As an old man he can
now walk
miles in
hours. How many minutes longer
does it take for him to travel a mile now compared to when he was a boy?
Problem
5
The number
is a two-digit number.
• When
is divided by
, the remainder is
.
• When
is divided by
, the remainder is
.
What is the remainder when
is divided by
?
Problem
6
The following bar graph represents the length
(in letters) of the names of 19 people. What is the median length of these
names?
Problem
7
Which of the following numbers is not a perfect
square?
Problem
8
Find the value of the expression
Problem
9
What is the sum of the distinct prime integer
divisors of
?
Problem
10
Suppose that
means
What is the value of
if
Problem
11
Determine how many two-digit numbers satisfy the
following property: when the number is added to the number obtained by reversing
its digits, the sum is
Problem
12
Jefferson Middle School has the same number of
boys and girls. Three-fourths of the girls and two-thirds of the boys went on a
field trip. What fraction of the students were girls?
Problem
13
Two different numbers are randomly selected from
the set
and multiplied together. What
is the probability that the product is
?
Problem
14
Karl's car uses a gallon of gas every
miles, and his gas tank holds
gallons when it is full. one
day, Karl started with a full tank of gas, drove
miles, bought
gallons of gas, and continued
driving to his destination. When he arrived, his gas tank was half full. How
many miles did Karl drive that day?
Problem
15
What is the largest power of
that is a divisor of
?
Problem
16
Annie and Bonnie are running laps around a
-meter oval track. They started
together, but Annie has pulled ahead, because she runs
faster than Bonnie. How many
laps will Annie have run when she first passes Bonnie?
Problem
17
An ATM password at Fred's Bank is composed of
four digits from
to
, with repeated digits allowable.
If no password may begin with the sequence
then how many passwords are
possible?
Problem
18
In an All-Area track meet,
sprinters enter a
meter dash competition. The
track has
lanes, so only
sprinters can compete at a time.
At the end of each race, the five non-winners are eliminated, and the winner
will compete again in a later race. How many races are needed to determine the
champion sprinter?
Problem
19
The sum of
consecutive even integers is
. What is the largest of these
consecutive integers?
Problem
20
The least common multiple of
and
is
, and the least common multiple
of
and
is
. What is the least possible
value of the least common multiple of
and
?
Problem
21
A box contains 3 red chips and 2 green chips.
Chips are drawn randomly, one at a time without replacement, until all 3 of the
reds are drawn or until both green chips are drawn. What is the probability that
the 3 reds are drawn?
Problem
22
Rectangle
below is a
rectangle with
. What is the area of the "bat
wings" (shaded area)?
Problem
23
Two congruent circles centered at points
and
each pass through the other
circle's center. The line containing both
and
is extended to intersect the
circles at points
and
. The circles intersect at two
points, one of which is
. What is the degree measure of
?
Problem
24
The digits
,
,
,
, and
are each used once to write a
five-digit number
. The three-digit number
is divisible by
, the three-digit number
is divisible by
, and the three-digit number
is divisible by
. What is
?
Problem
25
A semicircle is inscribed in an isosceles
triangle with base
and height
so that the diameter of the
semicircle is contained in the base of the triangle as shown. What is the radius
of the semicircle?
AoPS