Answer:
The answer is 21/22
Step-by-step explanation:
n/7=3/22
then you cross-multiply
we have 22n=21
divide both sides by 22 to make n the subject of formula
n=21/22
Answer:
equations:
7x + 4y = 27.35
4x + 5y = 18.75
Step-by-step explanation:
x = burgers
y = sodas
---------------------------------
7x + 4y = 27.35
4x + 5y = 18.75
Answer:
4
Step-by-step explanation:
<em>When rotating a point 90 degrees counterclockwise about the origin the point A(x,y) becomes A'(-y,x). </em>
Point C has coordinates of (4, 3)
New coordinates will be C'(-3, 4)
<u>So the answer is:</u>
y-coordinate of C' is 4
Answer:
B. 12:240
Step-by-step explanation:
- 9:180
⇒ 1:20
Optiona (A) 5 : 200 it is not multiple of 1:20, Eliminate.
Option (B) 12:240, it is multiple of 1:20 ( x 12) , quality
Option (C) 10:400 , Eliminate
Option (D) 8:560 , Eliminate
Hence, 12:240 is equivalent to 9:180.
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