# La buena vida

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DEPARTAMENTO DE MATEMÁTICAS- VEM
Mathematics I
Second Partial Lab

Name: _________________________________________ ID. : ______________Date: _____________

Read the following guidelines carefully.

• Due day: 2010
• No late work will be accepted.
• Place your name, ID number, and group number in the header of the lab.
• Solve the following problemsshowing full and comprehendible procedures, in a neat and orderly manner.
• Do not solve problems on the lab itself.
• Attach sheets on which you show all the needed procedures.
• Clearly number the problem you are solving, and underline or box the final answer.
• Staple your procedure sheets in the correct order.

Not following any of the previously mentioned guidelinesproperly will result in losing points.

Instructions:
Analyze each of the following propositions and determine if they are True (T) or False(f).
| |Proposition |
|( ) |12 is 75% of 9|
|( ) |1 is a prime number |
|( ) |72 is the LCD between 24 & 36 |
|( ) |4 is the GCF between 152y 136 |
|( ) |The variance is 12.96 and the standard deviation 3.6 |
|( ) | 5 - (- 4)2 = -11|
|( ) |The mean of: -3, 5, 4 & 2 is: 2.25 |
|( ) |The LCD of 4 & 10 is 20 |
|( ) |The following number in the sequence -3, 1, 5, 9 is 15|
|( ) |The relative frequency is the proportion of a class in respect to the total frequency. |
|( ) |If a pair of shoes are worth \$352 and the tax is 8%, the total price is \$380.16 |
|( )|The median of 4, 5, 7, 6, 2, 8 is 5 |
|( ) |[pic] |
|( ) |The expresion [pic]|

Instructions :
Solve the following exercises and write the letter of the answer in the line of the left columns.