To reach the regulation pressure for a game ball, the amount of air pumped into a ball is 1.54 times the volume of the ball. A referee adds 15 in of air for each pump of air. How many pumps of air will it take the referee to fill an empty ball? The referee needs to make pumps. (Round to the nearest integer as needed.)
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.
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