Answer:
84 cm cubed
Step-by-step explanation:
length is 4 and width is 7 and the height is 3 so it is 4*3*7 which is equal to 84
Answer:

Step-by-step explanation:
Do not get grounded.
An angle at a point is 360°.
So, 


Answer:
Q≥-7
Step-by-step explanation:
Q+12≥5 subtract 12 from both sides Then simplify
Answer:
3 5/9 or 32/9
Step-by-step explanation:
Answer:
The amount present in a sample of 401 grams after 25 years is
Step-by-step explanation:
we have
A(t) -----> the amount, in grams, of polonium 210 present in a given sample
t -----> the time in years

we know that
To find out the amount present in a sample of 401 grams after 25 years, substitute the value of t=25 years in the equation and solve for A(t)
For t=25 years