Answer:
x > 30
Step-by-step explanation:
divide both sides by 9
this gets the x on one side by itself.
270/9 = 30
don't let the inequality mess with you
treat it like an equal sign and leave it the way it is.
move things around it.
Answer:
A. is Inverse correlation and B. is More money
Step-by-step explanation:
A. the relationship is inverse, which means that the more weeks had past, the less he spent
B. Since he is spending less money each week and he earns the same amount, this means that he is saving more money
Answer:
0.67>2/3
Step-by-step explanation:
If you divide 2 by 3, you will end up with 0.6.
Now, you can compare the two numbers 0.6 and 0.67.
Answer:
5
Explanation:
Data Set : {11, 13, 9, 4, 6, 5, 8, 10}
Arrange ascendingly: {4, 5, 6, 8, 9, 10, 11, 13}
Quartiles:
Interquartile Range: Q3 - Q1 = 10.5 - 5.5 = 5
