Description
Part 1
A study was conducted of pleas made by 1,029 criminals. Among those criminals,956 pled guilty, and
391 of them were sentenced to prison. Among the 73 other criminals, who pled not guilty, 51 were sent to prison. Complete (a) through (d)
a. What percentage of the criminals pled guilty?
enter your response here%
(Round to the nearest tenth as needed.
2-One of the authors received a credit card bill for $3,029, but it included a charge of
$1,835 that was not valid. Find the values of the absolute and relative errors.
The value of the absolute error is $1142.
3-Express each of the following numbers in all three forms: fraction, decimal, and percentage.
a. three fifths35
b.
2.50
c.
0.7
d.
30%
a. Express three fifths35 as a fraction.
three fifths35equals=
enter your response here
(Type a simplified fraction.)
2-The number of daily newspapers is now 1,461, and it was 2,220 in 1900. Express the relative change using a percentage. Use the second given value as the reference value. Also, write a statement describing the result.
QUESTION CONTENT AREA BOTTOM
Part 1
The relative change between the current year and 1900 is enter your response here%.
(Round to the nearest integer as needed.)
4-In a survey of 1,376 office workers, 4.4% said that they do not make personal phone calls. Find the actual number of respondents corresponding to the given percentage.
QUESTION CONTENT AREA BOTTOM
Part 1
The number of office workers who said that they do not make personal phone calls is 55. (Round to the nearest integer as needed.)
5-Use the given Consumer Price Index values to solve the following problem. If you spent $72,000 for goods, services, and housing in 2013, what would the same purchases have cost in TODQU1990?
QUESTION CONTENT AREA BOTTOM LEFT
Part 1
How much would the same purchases have cost in 1990?
$enter your response here
(Round to the nearest dollar as needed.)
