A reasonable number between 18 and 23 is 20. 69 minutes is 3 times 23 minutes, so we multiply the 20 by 3, getting an estimate of 60 cars.
The answer is x=6. This is because 6+4 equals 10
second answer to the left
Answer:
Arsenic-74-is used to locate brain tumors. It has a half-life of 17.5 days. ... C. Find the amount remaining after 6 days from a 90-mg sample
Answer:
Hey mate.....
Step-by-step explanation:
This is ur answer.....
Step 1 :-
<h2> 18.12</h2><h2>+ <u>93.3</u></h2><h2> 111.42</h2>
Step 2 :-
<h2> 111.42 </h2><h2>- <u>16.7</u></h2><h2> 94.72</h2>
Hope it helps!
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