Problem Solving Worksheets With Answer Key - Math Stars Page 24
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39Vol. 7 No. 7
3.
A new candle is 21 centimeters
1.
The circumference of a truck wheel
long. After it has burned for 15 minutes, it
is 9.5 meters. Find, to the nearest meter,
is 17.5 cm long. If it continues to burn at
the diameter of the wheel.
this rate, how long will it take to be com-
_______m
pletely consumed?
________
4.
Triangular numbers are numbers
2.
The following data set represents
that can be represented by a triangular
the height in centimeters of a group of
arrangement of dots. The first three
students:
triangular numbers are shown here. Draw
Student
Height in cm
the next three triangular numbers.
Tim
145
Liz
136
Latoya
154
Paloma
178
Sean
173
Julio
164
Andrea
144
Allie
170
Tyrone
183
Strategy of the Month
Juanita
144
Some problems are difficult to "see" even if you
What is the mode of the set?
________
draw a picture. For these problems, it can be
helpful to actually act out the problem. When
you role play with friends or people at home,
What is the range of the set?
________
you may discover the solution as you act out the
problem. Or you may recognize another strat-
Whose height is closest to the median
egy that will help you find the answer. Some-
height for the set?
________
times "acting out" a problem can be done with
manipulative materials. To find the solution to
the problem below, become the director and
Whose height is closest to the mean height
choose your cast to act this out: Joey's little
for the set?
________
sister, Ella, must take four steps for every three
steps Joey takes. Suppose one of Joey's steps
covers 32 centimeters. How far will Ella travel
when she has taken 12 steps?
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