Answer:
x≥3 but without the line under the symbol
Step-by-step explanation:
Set up a proportion.
x = length of actual wall
1/30=7/x
Cross multiply: x = 210 inches
Step-by-step explanation:
i think option a is the correct answer
Answer:
All are rational numbers.
Step-by-step explanation:
A rational number can be written in the form:
where a and b are integers and b≠0.
We can rewrite 136 as
hence 136 is a rational number.
715-245=470....is an integer and hence a rational number.
(47)(217)=10199....which is an integer, and all integers are rational numbers.
15 is also an integer and hence an integer.