Inequality Word Problems - Key
Friday’s high temperature
was 20F. Saturday’s high
temperature was forecast
to be more than 8F
warmer than Friday’s high
temperature. According
to the forecast, what are
the possible high
temperatures for
Saturday?
Jordan wants to buy a
bicycle that costs $180. If
she saves $12 each week,
what is the fewest number
of weeks she must save in
order to buy the bicycle?
There are at least 17 more
bus riders than walkers in
a class. If there are 7
walkers, how many bus
riders are there?
x - 8 > 20
x > 28
In order for the Jekyll
Island field trip to be
scheduled, at least 30
students must sign up. So
far 23 student have signed
up. At least how many
more students must sign
up in order for the field
trip to be scheduled?
12w < 160
w < 15
U.S. Postal Service
regulations state that a
package can be mailed
using Parcel Post rates if it
weighs no more than 70
pounds. What is the
maximum number of
books weighing 12 pound
each that can be mailed in
one box using Parcel Post
rates?
n - 17 ≥ 7
bus riders ≥ 24
It is -5 C outside. How
many whole degrees can
the temperature rise and
still be less than 7 C?
x + 23 ≥ 30
x≥7
It cost Victoria $85 to
make keychains for the
craft fair. How many
keychains must she sell at
$4.00 each to make a
profit?
12b ≤ 70
b≤5
It cost the FACS class $15
to make chocolate chip
cookies for the annual
bake sale. How many
cookies must they sell at
20¢ each to make a profit?
-5 + t < 7
t < 12
It cost a candle company
$51 to make a dozen
candles. How many
candles must it sell at $7
each to make a profit?
4c > 85
c > 21.25
Edgar’s August profit of
$137 was at least $20
higher than his July profit.
What was July’s profit?
.2c > 15
c > 75
Walker-Mart’s October
profit of $172 was at least
$12 less than the
September profit. What
was February’s profit?
More than 7 candles or at
least 8 candles
Nine members of the
drama club are going to
New York to see a
Broadway play as a group.
The total cost for the
tickets, including a $15
handling fee, will be no
more than $285. What is
the maximum cost of each
ticket?
137 ≥ 20 + p
117 ≥ p
p ≤ 117
172 ≥ p - 12
p ≤ 184
9t + 15 ≤ 285
t ≤ 30