Students in a science class investigated how the speed of sound changes with the air temperature outside. the data are shown in the scatterplot. based on the scatterplot, what is the best prediction of the speed of sound when the air temperature is 50°c?

Which description is represented by a discrete graph? kiley bought a platter for $19 and several matching bowls that were $8 each. what is the total cost before tax? the temperature at 9 a. m. was 83° f and is heating up at an average rate of 6°f per hour. what is the temperature x hours later? juan ate an egg with 78 calories and some cereal with 110 calories per serving for breakfast. what is the total amount of calories he consumed? a bottle contained 2,000 ml of liquid and is being poured out at an average rate of 300 ml per second. how much liquid is left in the bottle after x seconds?

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.

There were 25 students who answered to a survey about sports. four-fifths of them like football. how many students like football?