Saving 9

An amount if $ 2000 is invested at an interest of 5% per month. if $ 200 is added at the beginning of each successive month but no withdrawals. Give an expression for the value accumulated after n months. After how many months will the amount have accumulated first exceed $ 42000.

Result

n =  42

Solution:

Solution in text n =
Solution in text n = : Nr. 1
Solution in text n = : Nr. 1
Solution in text n = : Nr. 1
Solution in text n = : Nr. 1
Solution in text n = : Nr. 1
Solution in text n = : Nr. 1
Solution in text n = : Nr. 1

Try another example






Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):

Showing 0 comments:
1st comment
Be the first to comment!
avatar




To solve this example are needed these knowledge from mathematics:

Next similar examples:

  1. Bank
    money_3 Paul put 10000 in the bank for 6 years. Calculate how much you will have in the bank if he not pick earned interest or change deposit conditions. The annual interest rate is 3.5%, and the tax on interest is 10%.
  2. Geometric sequence 4
    Koch_Snowflake_Triangles It is given geometric sequence a3 = 7 and a12 = 3. Calculate s23 (= sum of the first 23 members of the sequence).
  3. Tenth member
    10 Calculate the tenth member of geometric sequence when given: a1=1/2 and q=2
  4. Enterprise
    podniky_socik The value of annual production enterprise is 7.1 million USD. The average annual growth rate is 1.5%. What will be value of production at the end of the fifth year?
  5. Sequence
    seq Calculate what member of the sequence specified by ? has value 86.
  6. Virus
    virus We have a virus that lives one hour. Every half hour produce two child viruses. What will be the living population of the virus after 3.5 hours?
  7. Population
    population_2 What is the population of the city with 3% annual growth, if in 10 years the city will have 60,000 residents?
  8. Sequence - 5 members
    schody Write first five members of the sequence ?
  9. Six terms
    sequence_geo_3 Find the first six terms of the sequence a1 = -3, an = 2 * an-1
  10. Five members
    pst3.JPG Write first 5 members geometric sequence and determine whether it is increasing or decreasing: a1 = 3 q = -2
  11. GP - 8 items
    fn Determine the first eight members of a geometric progression if a9=512, q=2
  12. Sequence
    mandlebrot Find the common ratio of the sequence -3, -1.5, -0.75, -0.375, -0.1875. Ratio write as decimal number rounded to tenth.
  13. Logarithm
    log_hat Determine the number whose decimal logarithm is -3.8.
  14. Cards
    cards_2 Suppose that are three cards in the hats. One is red on both sides, one of which is black on both sides, and a third one side red and the second black. We are pulled out of a hat randomly one card and we see that one side of it is red. What is the probabi
  15. Geometric progression 2
    exp_x There is geometric sequence with a1=5.7 and quotient q=-2.5. Calculate a17.
  16. Geometric progression 4
    square_rot_1 8,4√2,4,2√2
  17. Theorem prove
    thales_1 We want to prove the sentense: If the natural number n is divisible by six, then n is divisible by three. From what assumption we started?