Answer:
40 degrees
Step-by-step explanation:
-10+40=30
Answer:
2nd one: amelia has 7 muffins left after filling 42 boxes
Step-by-step explanation:
Answer:
Option B)

Step-by-step explanation:
We are given the following in the question:
Hypothesis:
The doctors and u=instructor claims that practicing yoga reduces blood pressure and hence is beneficial to people.
Population mean, μ = 140 mm
Sample mean,
= 139 mm
Sample size, n = 51
Sample standard deviation, s = 5 mm
Thus, we can design the null hypothesis and alternate hypothesis as

The null hypothesis states that the population have a blood pressure of 140 mm. The alternate hypothesis states that yoga reduces the blood pressure and the sample has a blood pressure less than 140 mm.
Thus, the correct answer is
Option B)

i think the answer to this problem is49
Answer:
seems to easy to be true but the answer is 7/12 cause it's a fraction and it can't be simplified