48+48(the two sweaters you pay full price for)+48(the two half off sweaters are 24$ a piece) so your total for all four sweaters is 144$
Answer:
Sarah will have $200 after 3 weeks
Step-by-step explanation:
amount saved at the start = $20
amount saved per week = $10
number of weeks = 3
∴ Total savings from allowance after 3 weeks = 10 × 3 = $30
Amount received in birthday money = $150
∴ Total amount saved after 3 weeks = amount saved at the start + Total savings from allowance after 3 weeks + Amount received in birthday money
Total amount saved after 3 weeks = 20 + 30 + 150 = $200
Therefore Sarah will have $200 after 3 weeks
Answer:
About 30 if you want it really specific 29.3
Take 1,760 and divide by 60 which is 29.3
Answer:
The standard error of mean = 10
Step-by-step explanation:
Given a simple sample of 144 observations was taken from a large population.
The size of large sample 'n' = 144
Given sample mean and the standard deviation were determined to be 1234 and 120 respectively.
Given standard deviation of sample (S) = 120
The standard error of mean is determined by


<u>Final answer</u>:-
The standard error of mean = 10