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Side A  Side B  
1 
At Joe's Restaurant, onefourth of the patrons are male and
onefifth of the patrons are from...

1/20
1/4 and 1/5 = 1/20 

2 
There are 112 male and 78 females working at a hospital.
What percentage of the hospitals...

41%
Add the number of men and women to get the total number: 190. The... 

3 
What is the estimated product when 620 and 374 are rounded
to the nearest hundred and multiplied?...

240,000 600*400=240,000 

4 
If a patient doesn't receive treatment for a certain injury
within 2 hours after injury,...

72% the end of two hours, the patient still has a 100% chance of survival. After three... 

5 
William is from England and is visiting the United States.
On his trip he visits Texas and...

32 Substituting 95 for F in the equation yields C = (95  32) = 63 / 1.8 = 35 degrees... 

6 
A student scores 74, 87, 68, 63, 76 on his last five exams.
His teacher will drop the lowest...

76.3 These are 74, 87, 68, and 76 . To find the average, add the 4 numbers and divide... 

7 
21/_{4} + 63/_{8}

Convert the 1/_{4} to 2/_{8} and then add
2/_{8} to 3/_{8}...


8 
A world map has a scale of 1/_{4} of an
inch equals 250 miles. You measure the distance...

3,000 miles


9 
Of 1,000 dogs, 72% are male. Among the males, 3 out of 5
were over the age 5. How many of...

432
First multiply 1000 * .72 to find out how many dogs are male. This... 

10 
There are 78 female and 54 male patrons at a local diner.
What percentage of the diner's...

Add 78 to 54 to get 132 total patrons, then divide the number of females into
the total number...


11 
A new cancer treatment provides a 50% success rate for
patients with lung tumors. Lung tumors...

5% A simple way to solve this is to multiply the two percentages. Therefore, multiply... 

12 
A person who has a heart attack can be saved 90% of the
time if a defibrillator is used within...

22% If a defibrillator is used, we know that the patient will have a 90% success rate;... 

13 
A paint company mixes it's paint with water
to create more paint per gallon....

1.25 gallons Currently the mixture is 90% paint, 10% water or 9 gallons of paint for... 

14 
a mail carrier can deliver mail to 1,400 different homes in one day. In the city
of...

38 To find the number of required mail carriers, simply divide 52,800 by 1,400 to... 
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