# Exponential function - practice problems

#### Number of problems found: 136

- Mr. Erel

Mr. Erel earns 12% compounded quarterly. He projected to collect Ᵽ500,000 after 10 years. What is the amount he needs to invest? - What amount

What amount of money will be required to repay a loan of $30000 on June 1, 2008. If the loan was made on September 1, 2001 at the interest rate of 14% compounded quarterly. - Deposit for house

The current price of a house is $300000 with prices increasing by 3% each year. A buyer wishes to purchase the house in 5 years time. The bank requires a 10%deposit on the price of the house in order to grant a loan. How much would the buyer need to depos - Simplify logarithm expr

Given that logxU + logxV =p and logxU - logxV =q Prove that U=x^½(p+q) - Compounded monthly

Find the compound amount if Php 150,000.00 is deposited in a bank paying 9% p.a. compounded monthly for 3 years. - Midnight 67644

The bacteria in the test tube divide into two every second, with each new one having the same volume as the original. At exactly midnight, the test tube was full. At what time was the test tube half full? - A town

A town has a population of 18000 and grows at 2% every year. What will be the population after 11 years, to the nearest whole number? - MP3 player

Mary plans to buy a new MP3 player for 90 USD. And every month, the amount he saved in the previous month doubles. If she saves 3 USD in the first month, how many months will Mary save enough to buy an MP3 player? - Interest 66484

The bank provides loans with an interest rate of 5% pa. How much interest will you pay if you borrow 5,000 euros for: A) 1 year B) 1/2 year C) 1/4 year D) 5 years? - Wendy

Wendy deposits R6500 into an account paying 8% annual interest compounded monthly. How much money will be in her account after 84 months paying 8% annual interest compounded continuously? - Installment 62884

It is to be paid annually 12x 1935 CZK. The third installment is not paid - per mille are 2.5 per day. What debt will be incurred at the end of the year? - Dream home

You finally found your dream home. It sells for $120,000 and can be purchased by paying 10% down and financing the balance at an annual rate of 9.6% compounded monthly. a) How much are your payments if you pay monthly for 30 years? b) Determine how much w - Retirement saving

Deryl wishes to save money to provide for his retirement. Beginning one year from now, he will begin depositing the same fixed amount each year for the next 30 years into a retirement savings account. Starting one year after making his final deposit, he w - Double of principal

How long will it take for the principal to double at 12.25% annual interest? - Quantities 60183

Determine the remaining quantities in the finite geometric sequence, given: n = 4, an = 12.5, sn = 187.5, a1 = ?, q =? - Finite geometric sequence

Find the remaining unknown characteristics in the finite geometric sequence, if given: a1 = 18, an = 13122, sn = 19674, n =?, q =? - Insert

Insert five numbers between 8 and 27 such numbers that, with two given ones, they form the first seven members of the geometric sequence. - Equation 46771

Insert three numbers between the roots of the equation 4x² - 17x + 4 = 0 so that they form with the given GP numbers - Edmond

Edmond Santos borrowed USD 20,000 for 18 months at 6 1/2 % per year. Find the APR (Annual Percentage Rate) if the loan was repaid monthly. The answer is: Note: APR is expressed as a percentage that represents the actual yearly cost of funds over the term - Five years

Nakato Nobuki, a Japanese artist, wants to have $24,000.00 in his savings account at the end of five years. Mr. Nobuki deposits $1,500.00 annually into savings and has a balance of $8,000.00 today. What must the interest rate on the savings account be for

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