Math 1 4.5 Word Problems

Mary had $45 in the bank. Every week she adds $7. How many weeks until she has $87?

Define the Variable:

(a)   = # of ​ (b)  

• w
• b
• m
• weeks
• money
• banks

 Frederic cleaned 14 windows, and can clean 7 more each hour.  How many hours until he cleans 49 windows?

Define the Variable:

(a)   = # of ​​ (b)   ​

• h
• w
• c
• Frederic
• hours
• windows
• clean

Mariah has 480 candy bars.  She sells 36 bars each week.  How many weeks until she has 156 bars?

Define the Variable:

(a)   = # of ​​ ​ (b)   ​

• h
• w
• b
• sells
• candy
• weeks
• bars

 Admission to the play costs $25.  Each snack costs $3.50.  How many snacks were purchased if I spent a total of $49.50?

Define the Variable:

(a)   = # of ​​ ​ (b)   ​

• c
• s
• p
• play
• purchased
• snacks

  I already read 200 pages of my book, and will read 32 more pages each night.  How many nights until I have read all 424 pages?

Solution:   n = 7

Interpret the solution: I will read all ​ (a)   pages in ​ (b)   ​ nights

• 200
• 424
• 7
• 32

It costs $145 to rent the copy machine, and $2 to print each page.  If the total cost was $777, how many pages did I print?

Solution:     p = 316 

Interpret the solution: I printed ​​ (a)   pages for $ (b)   ​

• 2
• 777
• 145
• 316

The coach ordered 800 slices of pizza.  Each hour, the team eats 121 slices. How many hours until there are only 74 slices?

Solution:               h = 6

Interpret the solution: At 6 ​ (a)   , there was 74 ​ (b)   .

• coach
• team
• slices of pizza
• hours

 I have learned 37 topics.  Each week I learn 9 more topics.  How many weeks until I have learned 82 topics?

Solution:     w = 5

Interpret the solution: It took 5 ​ (a)   ​for me to learn 82 ​​ (b)   .

• weeks
• topics
• learned
• more

The bracelet costs $78. Each charm for the bracelet costs $12. How many charms were purchased if the total was $162?

Variable: c = # of charms.

Write an Equation:

Mathematical Equivalence

ON

The bucket had 480 pieces of candy.  Each week I give away 27 pieces.  How many weeks until there are 156 pieces?

Variable: w = # of weeks
Write an Equation:

Mathematical Equivalence

ON