Select all numbers that are solutions to the inequality \(k > 5\).
- Draw a number line to represent this inequality.
A sign on the road says: “Speed limit, 60 miles per hour.”
- Let \(s\) be the speed of a car. Write an inequality that matches the information on the sign.
- Draw a number line to represent the solutions to the inequality.
- Could 60 be a value of \(s\)? Explain your reasoning.
One day in Boston, MA, the high temperature was 60 degrees Fahrenheit, and the low temperature was 52 degrees.
- Write one or more inequalities to describe the temperatures \(T\) that are between the high and low temperature on that day.
- Show the possible temperatures on a number line.
Select all the true statements.
\(\text-5 < |\text-5|\)
\(|\text-6| < \text-5\)
\(|\text-6| < 3\)
\(4 < |\text-7|\)
\(|\text-7| < |\text-8|\)
Match each equation to its solution.
The price of a cell phone is usually $250. Elena’s mom buys one of these cell phones for $150. What percentage of the usual price did she pay?
Elena’s dad buys another type of cell phone that also usually sells for $250. He pays 75% of the usual price. How much did he pay?