300, 36 divided by 0.12 (12%) is 300
Answer:
Speed = 20 m/s
Step-by-step explanation:
The formula to find the speed of a wave is found by
Speed = Wavelength x Frequency where the frequency is in HZ and the wavelength is in meters
Speed = .80*25
Speed = 20 m/s
Answer:
15-21=(-6)
Step-by-step explanation:
Answer:
he gets more money then he had to start with
Step-by-step explanation: