Answer:
24
Step-by-step explanation:
20% of 30 = 6
30 - 6 = 24
Answer:
the cost of increase is $5.00
1 meter = 100 centimeters
2.5 meters = 250 cm
If you use 50 cm, then you have
2 meters or 200 cm left
Answer: The value of test statistic is -0.052.
Step-by-step explanation:
Since we have given that
n = 677
and

Claim that Most of the adults erase all of their personal details online.
p = 0.5
q = 1-0.5 = 0.5
So, the test statistic would be

Z=kx, 30=8k, so k=30/8=15/4 and z=15x/4, so when x=4, z=15.