Answer:
Bob is 17 years old
Mary is 22 years old
Step-by-step explanation:
Mary's current age: m
Bob's current age: b
m + b = 39
m = b + 5
Substitute.
b + 5 + b = 39
2b + 5 = 39
2b = 34
b = 17
m = 22
Answer: 90% confidence interval is (25.8,30.2).
Step-by-step explanation:
Since we have given that
n = 5
Mean = 28
Standard deviation = 3
It is a 90% confidence interval , so, z = 1.64
We need to find the interval.
so, it would be
Hence, 90% confidence interval is (25.8,30.2).
The answer I got is -16x + 5
If you divide 288 divided 48 which is 6
so you'll need 6 cups of sugar
Answer:
the answer is V=1
Step-by-step explanation:
divide