Answer:
A total of 360 residents left Planet X in the past 3 years.
Step-by-step explanation:
120 are the residents per year and the 3 represents the years so when you multiply them it would make how many residents that left Planet X in 3 years.
Answer:
the answer is 16
Step-by-step explanation:
x^2 + 7 ( x=3)
3^2 + 7
9 + 7 =
16
x^2 would be that number(x) times itself that many times[ in this case it would be the number 2]
Answer:
2nd and 3rd
Step-by-step explanation:
Answer:
n=9
Step-by-step explanation:
Q1=n+1/4
=9+1/4
=10/4
=2.5
Answer:
The actual length of the bridge is 600 meters
Step-by-step explanation:
we know that
The scale on a map is

That means
1 unit on a map represent 40,000 units in the actual
1 cm on a map represent 40,000 cm in the actual
Remember that

so

we can rewrite the scale as

using proportion
Find out the actual length of the bridge in meters if the length of a bridge on a map is 1.5 cm.
Let
x ----> the the actual length of the bridge in meters
