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.

What is the compound interest in a three-year, $100,000 loan at a 10 percent annual interest rate a) 10.00 b) 21.00 c) 33.10 d) 46.41

Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.