The true statement about the juan and lisa is Juan made a higher rate of pay than Lisa.
Juan made a lower rate of pay because he made less money.
This statement is false. Juan and Lisa made a similar rate of pay per hour ($14.80 and $14.00 respectively).
Lisa made a better rate of pay because she made more money.
This statement is false. The total earnings do not determine the rate of pay; the hourly rate does.
Lisa said she made a better rate of pay because her rate was $14 an hour.
This statement is false. Lisa's actual rate was $14.00 per hour, not $14.00 as stated.
Juan said he made a better rate of pay because he was paid $14.80 an hour.
This statement is true. Juan's hourly rate was $14.80, which is higher than Lisa's rate of $14.00 per hour.
To calculate the rate of pay, we divide the money earned by the hours worked.
Juan's rate of pay is $37.00 / 2.5 hours = $14.80 per hour.
Lisa's rate of pay is $42.00 / 3 hours = $14.00 per hour.
Therefore, Juan made a higher rate of pay than Lisa.
Answer: Juan said he made a better rate of pay because he was paid $14.80 an hour.
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The following question may be like this:
Juan worked 2.5 hours and earned $37.00. Lisa was paid $42.00 for 3 hours of work. Which of the following statements is true?
Juan made a lower rate of pay because he made less money.
Lisa made a better rate of pay because she made more money.
Lisa said she made a better rate of pay because her rate was $14 an hour.
Juan said he made a better rate of pay because he was paid $14.80 an hour.
Answer:
2. Juan worked 2.5 hours and earned $37.00. Lisa was paid $42.00 for 3 hours of work. Which of the following statements is true?
Lisa said she made a better rate of pay because her rate was $14 an hour.
Answer: Juan said he made a better rate of pay because he was paid $14.80 an hour.
Juan made a lower rate of pay because he made less money.
Lisa made a better rate of pay because she made more money.
where [x] is the whole part of the number x and {x} is the fractional part of the number x.
b. –9
c. 7
d. –18
Answer:
Step-by-step explanation:
The options for this answer are
A. a set of nine data pairs with a correlation coefficient r = –0.4
B. a set of five data pairs with a correlation coefficient r = 0.3
C. a set of four data pairs with a correlation coefficient r = –0.8
D. a set of six data pairs with a correlation coefficient r = 0.6
The correlation coefficient is a statistical measure about the relationship between two variables. Specifically, it tells if there's a positive or negative correlation, and how strong or weak it is.
The interval of a correlation coefficient is from -1 to 1, and the nearer the value gets to zero, the less correlation exist between variables. If the coefficient is near 1, that means there is a strong positive correlation, and if the coefficient is near -1, that means there's a strong negative correlation.
So, in this case, option C shows a correlation coefficient of -0.8, which is the "highest" coefficient among options, this means that it represents the strongest correlation among options.
Therefore, the best data set that fits a linear correlation is C.
Answer:
Php 770.00
Step-by-step explanation:
The cost of labor is ...
(hours) × (hourly rate)
= (3 h) × (Php 150.00/h) = Php 450.00
The total cost is ...
total cost = cost of labor + cost of parts
= (Php 450.00) + (Php 320.00) = Php 770.00
Randolf owes Mr. Solidarios Php 770.00 for the repair.
5 years. Find Ravi's present age
Answer:
15 years old
Step-by-step explanation:
Given the ratio of their ages = 4 : 3 = 4x : 3x ( x is a multiplier )
Then in 5 years the ratio of their ages is 4x + 5 : 3x + 5 = 5 : 4, that is
=
( cross- multiply )
4(4x + 5) = 5(3x + 5) ← distribute both sides
16x + 20 = 15x + 25 ( subtract 15x from both sides )
x + 20 = 25 ( subtract 20 from both sides )
x = 5
Thus
Ravi's age is 3x = 3 × 5 = 15
Answer:
Step-by-step explanation:
Ravi présent âge 15 because présent would be 20:15 and then it would turn into 25:20
Josiah has two letters. The first weighs 2.9 ounces, and the second weighs 4.1 ounces. What is the total amount Josiah can expect to pay for postage?
$1.62
$1.64
$1.84
Answer:
$1.84
Step-by-step explanation:
We are given that a letter up to 1 ounce requires postage in the amount of $0.42, and each additional ounce (or fraction of an ounce) has an additional cost.
The function which represents the situation:
Now Joseph has two letters .
The weight of first letter = 2.9 ounces
Cost of first letter =
=
Now , second letter weighs 4.1 ounces
So, cost of second letter =
=
Thus the total amount Josiah can expect to pay for postage = $0.8+$1.04
=$1.84
Hence the total amount Josiah can expect to pay for postage is $1.84
Answer:
$1.84
Step-by-step explanation: