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Lesson 8b

Ratio problems:  1-6
 
 
To solve these ratio problems,
1. Add the ratio numbers.
2. Divide the total being shared by the ratio number total.
3. Multiply the result obtained in step 2 by the number required.
 

 1. 
Meg died and left $40,000 to her 3 children, Juan, George, and Kay in the ratio of 13:6:1, respectively. How much is George’s share?
a.
$240,000.00
c.
$12,000.00
b.
$2,000.00
d.
$26,000.00
 

 2. 
There were 28 people at a board meeting. If the ratio of men to women was 4:3, how many men were at the meeting?
a.
16
c.
14
b.
12
d.
15
 

 3. 
At a certain corporation. the ratio of clerical workers to executives is 7 to 2. If a total of 81 people work for that corporation, how many are executives?
a.
18
c.
14
b.
63
d.
49
 

 4. 
In 2003 there were 720 crimes committed in the 7th precinct. These crimes involved theft, rape, and drugs in the ratio of 4:2:3. How many crimes involved theft?
a.
160
c.
400
b.
240
d.
320
 

 5. 
Meg died and left $80,000 to her 3 children, Juan, George, and Kay in the ratio of 13:6:1, respectively. How much is George’s share?
a.
$65,000.00
c.
$52,000.00
b.
$24,000.00
d.
$4,000.00
 

 6. 
Jerry’s pulse rate is 17 beats every 15 seconds. What is his rate in beats per minute?
a.
60
c.
34
b.
68
d.
30
 
 
CAR AND TRUCK SALES
 
Arnie
Bob
Caleb
Debbie
Ed
Week 1
7
5
0
8
7
Week 2
4
4
9
5
4
Week 3
6
8
8
8
6
Week 4
5
9
7
6
8
Table 1

Use the table above to calculate the answers to questions 7-10
Average = Mean; Found by adding all numbers in a set then dividing by the number of numbers.

Mode = the number occurring most frequently in a given set of numbers. (most likely number)

Median = middle number.
If there is an even number of numbers, add the 2 middle numbers and divide by 2.
 

 7. 
The monthly sales award is given to the sales associate with the highest weekly average for the month. Who won the award in the month shown in table 1 above?
a.
Ed
c.
Arnie
b.
Debbie
d.
Caleb
 

 8. 
What was the average weekly sales figure for ALL these sales associates in the month shown in table 1 above?
a.
26
c.
31
b.
25
d.
27
 

 9. 
What was the most likely weekly sales figure (mode) for these sales associates in the month shown in table 1 above?
a.
8
c.
7
b.
6
d.
9
 

 10. 
Which sales associate made the median number of sales for the month shown in table 1 above?
a.
Bob
c.
Debbie
b.
Arnie
d.
Ed
 



 
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