rosalie can bind 40 books an hour without using a binding machine and 200 books an hour using binding machine. find the total hours that rosalie will take to finish the binding 1000 books if 80% of the job was done by machine and the rest without the machine.
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.
rosalie can bind 40 books an hour without using a binding machine and 200 books an hour using binding machine. find the total hours that rosalie will take to finish the binding 1000 books if 80% of the job was done by machine and the rest without the machine.
a. 9
b. 5
c. 29
d. 4
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