Algebra Answers

TR = 20Q - 4Q

TC = 16 - Q

How many units should be produced to maximise the profit?

Q = 12000 - 60P

C (Q) = 10000 + 4Q

What is the company's profit function?

Select the most correct meaning of the following equation in words (𝑦1 − 𝑦2)/( 𝑥1 − 𝑥2)

[1] change in 𝑦 over change in 𝑥

[2] change in 𝑥 over change in 𝑦.

[3] change in 𝑥 over change in 𝑥 and change in 𝑦 over change in 𝑦.

[4] change in the y-value over change in the x -value.

1.3. A local farmer decides to sell his produce at the farmer’s market. Every Sunday he uses his own fuel to drive to the market which is 300km away. This costs him R650.00 per week. He sells 50 boxes of fruit for R250.00 and 100 boxes of fruit for R350.00.

2(p-7)+3p=2p-8

The cost for labour and materials for painting is R60,00 per square metre. How much will it cost to paint a square parking area of sides with length 32 metres.

A town has a population of 14000 and grows at 3% every year. What will be the population after 6 years, to the nearest whole number?

A town has a population of 14000 and grows at 3% every year. What will be the population after 6 years, to the nearest whole number?

the total mass of 8 packets each of same size is 42kg 400gm What is the mass of each such packet?

The correct mathematical expression for

Five less than three times a number all divided by the product of

four and the same number

is

1.

((3n−5)/(4))×2

2.

(3n/4n)−5

3.

((3n-5/))/4n

4.

(5−3n)/(4+n)