Chapter 4 Wrap Up/WINK Sheet
Topics…
Ratios
Quest:
Notes…
Examples…
The ratio of the length to the width of a rectangle is 5:4.
a) Draw the rectangle:
Comparing Two Quantities
Equivalent Ratios
Real-World Problems: Ratios
Class example…
There are 123 students in a drama club.
65 of them are girls.
a) What is the ratio of the number of
boys to the number of girls?
b) What is the ratio of the number of
boys to the total number of
students?
Conversions
Metric and Customary
Milli = __________ Centi = ___________
SALAD
Low fat Skim Milk
b) Write the fraction of the length to the area of the
rectangle.
c) Express the difference between the length and
the width of the rectangle as a fraction of the
length of the rectangle.
d) Express the width of the rectangle as a fraction of
the perimeter of the rectangle.
1) 8 ft = _________ in
2) 12 in = ________ ft
3) 9 m = _________ mm
4) 1,500 mm = ________ m
5) 675 cm = _________ m
6) 45,000 kg = ________ g
7) 15 yds = _________ ft
8) 4 gals = ________ qts
9) 16 pts = ________ qts
10)
5000 lbs = __________ T
Chapter 4 Wrap Up/WINK Sheet
Equivalent
Fractions/Ratios
Multiplication & Division
Quest:
12 : 7 = ______ : 21
m 5
=
42 6
Tables & Ratios
18 : 20 = 27 : ______
m 56
=
30 60
7
5
77
25
4
9
Real-life situations
*word problems
Class example…
A sum of money was shared among A, B,
and C in the ratio of 2 : 3 : 7. If C’s share
was $196. What was the total sum of
money?
500
36
27
81
1) The ratio of the number of left-handed batters
to the number of right-handed batters is 5 : 8.
There are 45 left-handed batters.
a) How many right-handed batters are there?
b) Find the ratio of the number of left-handed
batters to the total number of batters.
Chapter 4 Wrap Up/WINK Sheet
Quest:
Real-life situations
*word problems
2) The ratio of the number of boys to the number of
girls in a school is 5 : 7. If there are 600 students in
the school, how many girls are there?
Proportions
In one of Ms. Mozer’s math classes, 10 assignments
out of 23 were not turned in. If Ms. Mozer assigned
92 assignments, how many assignments would not be
turned in?
Class examples…
Daisy was driving in a snowstorm. She
drove 14 miles in 3 hours. How long would
it take her to drive 49 miles?
If 4 bananas cost 36 cents, how much do 10 bananas
cost?
There are a total of 48 blue marbles in the
jar. The ratio of green marbles to blue
marbles is 2 to 3, how many green marbles Katie and Marisa were exercising at the gym. For
are in the jar?
every 8 push-ups they did 14 sit-ups. If they did a
total of 20 push-ups, how many sit-ups did they do?
Chapter 4 Wrap Up/WINK Sheet
Quest:
1)
A factory produces 550 bottles of water in 25 minutes. How many bottles can it produce in 3 minutes?
2)
A machine can stamp 75 caps per minute. At this rate, how long will it take to stamp 3,000 caps?
3)
Mrs. Jackson gave a sum of money to her son and daughter in the ratio
$3,060. How much did Mrs. Jackson give to her two children in all?
4)
The ratio of the number of boys to the number of girls in a school is 7 : 9. If there are 1,248 students in
school, how many girls are there?
5)
A sum of money was shared among Daniel, Elliot, and Frank in the ratio of 5 : 7: 8. If the original sum of
money was $320, how much money did each man receive?
8 : 9. Her daughter received