The original price of the shirt is. 25.20
Explanation:
0.4 x 18.00= 7.20
7.20 + 18.00= 25.20
Answer:
2,600 students attend the school.
Step-by-step explanation:
We know that 24% of the total students are in twelfth grade, and 624 are in twelfth grade. This means 624 is 24% of the total. We can see that 100 / 24 = 4.167, and if we multiply 624 by 4.167, we get the total students attending the school, 2,600.
Answer:
( 0.742, 0.849 )
Step-by-step explanation:
sample size = 220
number of voters with positive response ( i.e. number of voters who believe the government is doing right ) = 175
<u>Calculate the 95% confidence interval</u>
P = 175 / 220 = 0.796
the 95% confidence interval = ( 0.796 ± 0.054 )
attached below is the detailed solution