Answer:
36 and 49
Step-by-step explanation:
Please mark me as brainlyest
Teresa counted 2 leaves on May 1st and 9 leaves on September 1st.
The difference in the number of leaves is:
9 - 2 = 7
Hence, the number of leaves has increased by 7 units.
Answer:
33.33%
Step-by-step explanation:
use a proportion
20/60 =10/30=1/3=33.333%
hope this helped!
Answer:it's c and b
Step-by-step explanation:
It's c an b
For this case we have that by definition the mass is given by:

Where,
- <em>D: density
</em>
- <em>V: Volume
</em>
The volume of a pyramid is given by:

Where,
- <em>A: area of the base
</em>
- <em>h: height
</em>
Substituting values we have:

We now calculate the mass:

Answer:
he needs 7.74 pounds of zinc