30 inches to 24 inches what is the percent of change

Joaquin saves 6 dollars for every 20 dollars he earns. How much would he save if he earns 240 dollars?

A fabricator produces rods with a diameter that has a 1 ± 0.05 inch specification. a machine operator takes several samples and determines the sample mean outer diameter to be 0.997 inch with a standard deviation of 0.01 inch.

What is the value of the 7 in the number 8,574,623? The 7 represents

If the scale factor of a scale drawing is greater than one, is the scale drawing larger than the actual object?

How many different arrangements can be made with 5 cream packets 3 breads and 4 butter if one choice is selected from each category?

Which of the following correctly uses absolute value to show the distance between - 80 and 15?

Complete the equations below. 2.79 : 9 = hundredths : 9 2.79 : 9 = hundredths 2.79 : 9= Brainliest for correct answer

In the parking lot for 8 cars there are 7 trucks. What is the ratio of cars and trucks

A pyrotechnician plans for two fireworks to explode together at the same height in the air. They travel at speeds shown below, (firework A: 340 ft/s, firework B: 320 ft/s) Firework B is launched 0.25 s before Firework A.

The mean age of 5 people in a room is 40 years. A person enters the room. The mean age is now 35. What is the age of the person who entered the room?