Kali and Heather each improved their yards by planting hostas and ornamental grass. They bought their supplies from the same store. Kali spent $69 on 13 hostas and 10 bunches of omamental grass. Heather spent $45 on 5 bostas and 10 bunches of ornamental grass. Find the cost of one hosta and the cost of one bunch of omamental grass.

firearm identification is the process of analyzing the bullets and cartridge cases left at a crime scene to determine if they came from a particular firearm. marks on the bullets and cartridges may be common to every firearm of that type. these are called class characteristics.

well clustered together.

points close on a scatter diagram

its lower due to the doppler effect.: apex