20.15625 is the answer to your question if you would like the method you move the percentage two decimal places and multiply.
1/2= /360 is the correct answer choice
So for this you need to set them equal to each other! 3x+100=5x-160
now you combine like terms and solve!
Answer:
150 lights
Step-by-step explanation:
2.5 times 6 equals 15 times 10 is 150 their are 150 lights
The nearest whole number would be 7.
