ANSWER
The company must produce and sell more than 700 radios to have a profit.
EXPLANATION
The revenue function is

and the cost function is

The company will break even when total revenue is equal to the total cost.
This implies that,

We group similar terms to get,

This simplifies to,

Divide both sides by 8 to get,


The company breaks even by producing and selling 700 radios.
The company must produce and sell more than 700 radios to have a profit.
The volume of pyramid B (3,136 in.³) is 323% bigger than the volume of pyramid B (972 in.³).
<h3>What is the Volume of a Square Pyramid?</h3>
Volume of square pyramid = 1/3(a²)h
Given the following:
- Volume of pyramid B = 3,136 in.³
- Base side length of pyramid A (a) = 18 in.
- Height of pyramid A (h) = 9 in.
Volume of square pyramid A = 1/3(a²)h = 1/3(18²)9 = 972 in.³
3,136/972 × 100 = 323%
Pyramid B volume is 323% bigger than the volume of pyramid A.
Learn more about volume of pyramid on:
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0.5 + 0.25 + 20.00 = 20.75
Answer:
y = 25
Step-by-step explanation:

Hope this helps!