question 1: The total revenue received from the sale of x units of a product is...

question 1:

The total revenue received from the sale of x units of a product is given by

TRx= -3x^5 + 3/2 x^4+ x/4+ 12square x+ 6y

Find the

1. Average revenue AR.
1. Marginal revenue MR.
1. MR at x = 4.
1. The actual revenue from selling10^th item.
1. Write down different rule of derivative.

question 2 :

Calculate the principle amount borrowed from the bank for 20 months at a rate of 7 3/4 % per annum with interest of 2250 RO. Also find the total amount to be paid back to the bank .

Find the rate of interest required for an investment of 2000 RO to earn 320 RO interest over a period of 18 months.

A family spends 30 % of their income on mortgage installments of 500 RO per month. Calculate the monthly income of the family.

Find the sale price of a car if its cost price is 5500 RO and % loss is 15%.

The price of a PC decreases from 60 RO to 55 RO. Express this decrease as a % decrease.

Expert Solution

Colby Messinger answered 2 years ago

If total revenue received from the sale of x items is given by R(x)=10ln(5x+1), while the...

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