Answer:
x/y=2/9
y = 9/2 x
Step-by-step explanation:
hope it's helpful ❤❤ THANK YOU.
Answer:2.4km/hr
Step-by-step explanation:
Speed = distance/time
Speed =4.6/2
Speed=2.3km/hr
Answer:
first one
Step-by-step explanation:
Answer:
He got 49 - 42 = 7 wrong. 7 out of 49 can be written as 7/49 which simplifies to 1/7.
<h2>
Answer:</h2>
<u>The frequency is</u><u> 2Hz</u>
<h2>
Step-by-step explanation:</h2>
Using the formula
<h3>Wavelength = speed / Frequency</h3>
Arranging the equation
Frequency = Speed / Wavelength
Frequency = 200 / 100
Frequency = 2 Hz
