How to complete the square of x^2+8x+15=0

Which of the following types of data are likely to be normally distributed? Check all that apply. A. The time it takes for an airliner to fly from Los Angeles to New York B. The distance of an archer's shots from the center of a target C.

The snow on a market roof has a density of 100kg/m3 and is 0.2 deep. That roof is 20 m wide and 40 m long. What is the load of the snow

Round 0.254 to the nearest tenth

An item costs c dollars and 6% sales tax is charged. The total cost including sales tax was given by the expression 1.06c. You are buying a skateboard that costs $75. What is the cost of the skateboard including sales tax?

What is the value of s in the equation 4 (2s - 1) = 7s 12?

2.) If the aspect ratio in width to height (width: height) of a chalkboard is 16:9 and the width is 70 inches, what is the height of the chalkboard?

The scale of the map is 1/8 inch to 12 miles. the Mitchell family drove from lee springs to boothville in 3 3/4. What was their approximate average speed

Beau charges a $10 base fee plus $5 per hour to mow yards. Jaime charges a $12 base fee plus $4.50 per hour. At what time will beau and Jaime be charging the same total fee?

Greg practiced playing his clarinet for 12 minutes. He has practiced 40% of the amount of time he needs to practice today. How many more minutes does Greg need to practice today?

Given that a Disney character is chosen at random, what is the probability that the character is not a mouse?