The answer is 2cm
or:
good luck
or:
good luck
Melissa has 350 in her savings account. she decides that she will put the same amount of money each month into her account.Her g
1 answer:
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Answer:
Step-by-step explanation:
We want to simplify:
We convert to improper fraction to get:
We now deal with the parenthesis by multiplying with the reciprocal of 2.
This gives:
We multiply to get:
This simplfies to:
We write as mixed number
The speed of wind and speed of plane in still air are 23 and 135 km/h respectively.
<u>Step-by-step explanation:</u>
Let the speed of wind and speed of plane in still air are w and p km/h respectively.
The effective speed on onward journey was
................(1)
The effective speed on return journey was
..............(2)
Adding equation (1) and equation (2) we get,
⇒
⇒
⇒
Putting value of in
we get:
⇒
⇒
⇒
Therefore ,The speed of wind and speed of plane in still air are 23 and 135 km/h respectively.