Dimensions

We have some skylights and they measure 1.2m by 0.8m Suppose both dimensions increase by 20%. What's the percent increase in the amount of light admitted? You have a newspaper the dimensions are 35cm by 38cm they reduce the pages by 10%. There are 48 Pages in the newspaper, daily circulation of 135,000. Comp ...continues

Finance - Math question from professional exam

Given below are the present value factors for $1.00 discounted as 8% for 1 to 5 periods. Each of the following items is based on 8% interest compounded annually from day of deposit to day of withdrawal. Present Value of $1 Discounted at Periods 8% per Period 1 0.926 2 0.857 3 0.794 4 0.735 5 0.681 1) CPA Exa ...continues

Finance - Invest

3. CPA Exam - A businesswoman wants to invest a certain sum of money at the end of each year for 5 years. The investment will earn 6% compounded annually. At the end of 5 years, she will need a total of $30,000 accumulated. How should she compute the required annual investment? a) $30,000 times the amount of an annuity of $1 ...continues

Finance - Investment

4. CPA Exam - Shaid Corporation issued $2,000,000 of 6%, 10-year convertible bonds on June 1, 1993 at 98 plus accrued interest. The bonds were dated April 1, 1993, with interest payable April 1 and October 1. Bond discount is amortized semiannually on a straight-line basis. On April 1, 1994, $500,000 of these bonds were conve ...continues

Annuity

Which of the following should be used to calculate the amount of the equal periodic payments that could be equivalent to an outlay of $3000 at the time of the last payment? a) Amount of 1 b) Amount of an annuity of 1 c) Present value of an annuity of 1 d) Present value of 1

Present Value

1. Which of the following should be used to calculate the amount of the equal periodic payments that could be equivalent to an outlay of $3000 at the time of the last payment? a) Amount of 1 b) Amount of an annuity of 1 c) Present value of an annuity of 1 d) Present value of 1 (Please give reason for answer)

How much can they withdraw each year for 25 years at 10% compounded annually?

A husband and wife contribute $4,000 per year to an IRA paying 10%, compounded annually, for twenty years. What is the value of their IRA? How much can they withdraw each year for 25 years at 10% compounded annually?

Solve the equation using a matrix

y-2z=-5 5x+y-3z=15 3x+y-2z=5

Gauss-Jordan Method

2x+3y-2z=1 x-2y-3z=-9 5x+4y-4z=2

Inverse of Matrix A

A=1 -1 1 0 -2 1 -2 -3 0