Other Economics Answers

The correct expression for a number which is twice as big as the number obtained after p has been divided

by 3, is

Consider the following statements:

A. The product of 2 numbers of opposite signs will be a negative number

B. The reciprocal of an improper fraction is a proper fraction

C. The reciprocal of 1 is −1.

If a certain number x is subtracted from 8, it will be equal to two less than four times the same number. The

correct equation for the above sentence is:

[1] x − 8 = 4x − 2

[2] 8 − x = 4 − 2x

[3] 8 − x = 4x − 2

[4] x − 8 = 2x − 4

Match the terms in column B with a statement in column A

A B

1. In equation 7x + 2y − 4 = 45,4 is the a. Base

2. The number in front of a variable b. Product

3. When 2 numbers are multiplied the answer is the c. Coefficient

4. In equation 53 = 125,5 is the d. Constant

[1] 1-d 2-b 3-a 4-c

[2] 1-d 2-c 3-b 4-a

[3] 1-a 2-c 3-b 4-d

[4] 1-c 2-b 3-d 4-a

Carol has 18 fruits in a basket, 3 of them are apples, x of them are pineapples and the rest are oranges. An expression in terms of x for the number of oranges in the basket is... [1] 18 − 3x [2] 18 − 3 + x [3] 15 − x [4] 3x − 18

Match the terms in column B with a statement in column A

A B

1. Natural numbers are also called a. Non-negative integers

2. The most fundamental system of numbers b. Positive integers

3. Counting numbers are also called c. Real numbers

4. All points on a number line represent a set of d. Natural numbers

[1] 1-c 2-d 3-b 4-a

[2] 1-c 2-d 3-a 4-b

[3] 1-b 2-c 3-d 4-a

[4] 1-b 2-d 3-a 4-c

Rounding:

a) 34.18371 to three decimal digits,

b) 3.0062 to two decimal digits,

c) 10.395 to one decimal digit, and

d) 19.489 to the nearest integer

Gives the following

[1] a) 34.184 b) 3.00 c) 10.3 d) 18

[2] a) 34.183 b) 3.01 c) 10.4 d) 19

[3] a) 34.184 b) 3.01 c) 10.4 d) 19

[4] a) 34.183 b) 3.00 c) 10.3 d) 20

A firm in a perfectly competitive market has the following cost function c= 1/3q^2-5q^2+3q+10 if the market clearing price is 6 obtain the profit maximizing level of output.

Critically explain the Harris-Todaro model of economic growth

If the Demand function is P=10-3q than what will be the total revenue at q=3