Answer: 34
Step-by-step explanation:

Answer:
<h2>Your answer is <u><em>
300</em></u></h2>
Answer:
C. O.5s
Step-by-step explanation:
If the wave length is 100m and it goes at a speed of 200m/s then it will only take 0.5 seconds because 100 is half of the speed of 200
Answer:
Even
Step-by-step explanation:
Any two numbers you multiply together that are both even will always result in an even number. For example 48x24=1152. You can use any two even numbers and you will always get and even product.
Answer:
15
Step-by-step explanation:
4-(-2)+3(3)
4+2+9
15