Percentage
A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.
Algebraic Expressions
In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.
Numbers
Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.
Subtraction
Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.
Addition
Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.
find answer for question 3,4,5,6,7, and 9
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5. A company is painting the exterior walls of a
warehouse. Find the lateral surface area, in square
1. 2x- 1.8 = 2.4
feet, of the walls.
2. 자-
3
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6. If a gallon of paint covers 400 ft, how many
gallons of paint are needed to paint the warehouse?
For the following two questions, refer to the
quadrilateral below.
7. The ratio of in-state to out-of-state visitors to the
amusement park was 5 to 2. If there were 14,000
visitors to the park, how many were from out of
state?
10 cm
16 cm
22 cm
8. The interior dimensions of Sal's refrigerator are 5 ft
3. What is the perimeter, in centimeters, of the
quadrilateral?
by 2늘
ft by 2 ft. Find the capacity (volume) of the
refrigerator in cubic feet.
4. What is the area, in square centimeters, of the
quadrilateral?
For the following two questions, refer to the sketch
of a warehouse below.
9. Avika wants to tie a ribbon around the trunk of an
20 ft
oak tree that has a circular trunk about 28 inches in
diameter. Not counting the ribbon needed to make a
bow, about how many inches of ribbon are needed
just to reach around the tree? (Round to the nearest
200 ft"
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