Answer:
B (6:17)
Step-by-step explanation:
The values of red and white are 8 and 4, so you add them. The ratio should then be 12:34 because 34 is the total of all values. When simplified, 12:34=6:17
I got m∠L=72.54 since arccos(18/60)= <span>72.5423968763</span>.
Answer:
-2/5
Step-by-step explanation:
2x - 11 = 4x - 13 - 7x
2x - 11 = -3x - 13
2x - 11 + 3x = -13
5x - 11 = -13
5x=-13+11
5x=-2
X= - 2/5
Answer:
45%
Step-by-step explanation:
The formula to work out the decrease is:
Percentage Decrease= actual decrease / original amount X 100%
1) So firstly, we have to work out the decrease, to do this we have to do is do $750-$412.50= $337.50
2) We can now substitute this into our formula which will now be. (We will also add the original amount, which is $750.00)
Percentage Decrease= 337.50 / 750.00 X 100% = 45
The percentage decrease is 45%
Answer:
1/4
Step-by-step explanation:
3/12
Simplify. Both numbers can be divided by 3.
3/12 = 1/4