Answer:
the answer is 31.9 years
Step-by-step explanation:
initial mass,
= 150 gram
half life,
= 32 years
new mass = half of initial mass = M = 0.5
formula , M =
where x is the number of years required.
therefore 0.5
=

therefore -0.0217 x =
therefore x =
= 31.942
Answer:
Step-by-step explanation:
Number less than 2 is 1.
<u>Probability of 1 out of 6 is:</u>
<u>Probability of heads is:</u>
<u>The probability of both is:</u>
Answer:
(5x+1)(x - 2)
Step-by-step explanation:
Answer:
87.5
Step-by-step explanation:
-2
Answer:
D
Step-by-step explanation: