John purchased a laptop on a sale at a 30% discouunt the origanal price was $450 dollars what was the amount of the discount i need work

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

How many triangles can be drawn with side lengths 4 centimeters, 4.5 centimeters, and 9 centimeters? explain