The slope of the line is -(1/2)
Answer:
40 percent
Step-by-step explanation:
(10/25 ) x 100 = (2/5) x100 = (0.4) x 100 = 40% of the roses was given away.
Answer:
z = -3
Step-by-step explanation:
<u>Use the formula for z-score</u>

This tells us that the person's score of 150 puts him/her 3 standard deviations below the mean of 300.
Answer:
12
Step-by-step explanation:
6 + 7n = 90
n = number of book reports
6 + 7n = 90
7n = 84
n = 12
12 book reports
We know, 1 lbs = 0.45 Kg
52 lbs = 0.45*52 = 23.58 Kg