the lowest elevation in a region at the bottom of a valley is -125 feet and the highest elevation at the top of a mountain is 5400 feet. whats the difference in elevation from the top of the mountain to the bottom of the valley?

Q: The double number line shows the price of   cupcake.      Cupcakes   Price(dollars) A…

A: The objective of the question is to find the missing values in the table based on the information…

Q: Average score of 30 students in section 1 is 62 and the average score of 40 students in section 2 is…

A: Average: In statistics, average often refers to the arithmetic mean, the sum of the observations…

Q: A car travels 20 kilometers per hour faster than a second car. The first car covers 180 kilometers…

A: let the time spend in tavel is t hoursif the speed of car 1 is S1aand speed of car 2 is S2 then…

Q: Shen took 9 test this year. His mean score was 69 points. How many total points did he earn for the…

A: From the provided information, Shen took 9 test this year that is n = 9 Mean score (x̄) = 69 points

Q: The highest point in a country is Mt. Chagrin at 12,048 feet. The lowest point is - 384 feet in…

A:

Q: can cli

A: Given: Climbing of 10 steps with 1 or 2 step at a time

Q: The ratio of 3 nickels to 2 dollars is?

A: 1 dollar=20 nickels So 2 dollar=40 nickels ratio of 3 nickels to 2 dollars is=?

Q: Noah rides his bike 10 km in 30 minutes. What is his average speed in kilometers per hour?

A: average speed = total distance/ total time  Here total distance = 10 km total time = 30 minutes=…

Q: Sue hiked 18 miles in 6 hours. Give her hiking speed as a rate in its simplest form.

A: Sile hiked 18 miles in 6 hoursWe find hiking speed as a rate in its simplest form.

Q: The average exam score of a math class is 78. The standardized value of a student’s exam score in…

A:

Q: An airplane dropped a flare from a height of 1560 feet above a lake. How many seconds did it take…

A: The diagram of an aero plane dropping a flare is shown below.

Q: On three examinations, Elena received scores of 82, 91, and 76. What score does Elena need on the…

A: let Elena needs score X for her average score 85 we know that the average value formula average…

Q: Marcos traveled for 2 hours and 17 minutes on Interstate 17 as he drove (without stopping) a…

A: Given:Marcos travelled a distance of 155 miles in 2 hours and 17 minutes.

Q: A mountain climber ascends 1,500 feet in the first hour. In each succeeding hour, he climbs 200 feet…

A: The sum of n terms of an AP is :  n2(2a +(n-1)d)

Q: Lexi hiked 3 miles down into the hill at 3 miles per hour, then 3 miles back out of the hill at 1…

A:

Q: Find two numbers a and b whose sum a + b is 3 and whose difference a - b is -7. Your answer is a =…

A:

Q: A car travels for 3 hours at an average speed of 50 miles per hour. How far has it gone? By using…

A: The average speed is calculated by taking the ratio of the total distance travelled to the total…

Q: what is the step to number 4?

A: 4) Given that, Consider that 95% of all sample means will fall between two values. That is,

Q: Two motorcycles start at the same point. One motorcycle travels 15km due north and stops. The second…

A: