# Investigacion de operaciones

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Mathematics

Midterm Exam

Study Guide

Chapter 1

Factor

1. Find the value of a power.

Write the power and find the value. Write it in a different form.

11

5

1

62. Evaluating expressions.

Evaluate these expressions using pemdas.

9+x, when =7

(24-6) /3

When x=6, y=5, z=2.

y.(x-z)

x/z=y

3. Tell whether the given number is asolution of the equation.

7+x=10(3)

M+2= 6;4

10s=77;7

Chapter 2.

1. Find the perimeter of the rectangle described. Perimeter=2.length+2.width

Length= 9m, width=5m

Length=20in, width=12 in.

2. Find the area of the rectangle. Area= length. width

Area of a rectangle= 42in square , width=3in. length=____________

Area of a rectangle= 132m square, length=12m,width=___________

3. The following data show the numbers of letters of popcorn student ate.

|Popcorn ate |Tally|Frequency |
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