Answer:
1 hour.
Step-by-step explanation:
You have to do the total distance /total speed together.
You have to do this to ensure that you are counting how fast they are travelling together.
(450 km) / the sum of their speed (240+210)
450/ (240+210)
=450/ 450
=1
Answer: 1 Hour.
The roots are x = 4 and 2
I'm really sorry if this is wrong but basically 3x4 = 12 and 12x which they both could be mutiplied by 2 to get 24
<h3>I'll teach you how to solve y^2 + 4y - 16y+3y^2</h3>
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y^2 + 4y - 16y+3y^2
Group like terms:
y^2+ 3y^2+4y-16y
Add similar elements:
4y^2+4y-16y
Add similar elements:
4y^2-12y
Your Answer Is (D) 4y^2-12y
plz mark me as brainliest :)
<h3>0.00005 % sperms deposited in the vagina survive the journey to the egg.</h3>
<em><u>Solution:</u></em>
Given that,
Suppose that only 200 sperm out of the original 400 million sperm deposited in the vagina survive the journey to the egg
400 million = 400000000
<em><u>The percentage is given as:</u></em>
Therefore,
Thus, 0.00005 % sperms deposited in the vagina survive the journey to the egg.
Answer: 7/12
Step-by-step explanation:
1/3 + 1/3 = 2/3
2/3 - 1/3 = 1/3 (Rearrange the denominator together)
= 1/3 + 1/4
(Multiple 1/3 by 4 for the numerator and the denominator)
(Multiply 1/4 by 3 for the numerator and the denominator as well)
= 4 + 3 / 12
=7/12