Geometric progression - math word problems - page 10 of 14

Number of problems found: 280

Radioactive material
A radioactive material loses 10% of its mass each year. What proportion will be left there after n=6 years?
Investment
1000$ is invested at 10% compound interest. What factor is the capital multiplied by each year? How much will be there after n=12 years?
Geometric Sequence Terms Quotient
A2 + a3 = -6 a1 + a2 + a3 + a4 = 20 Geometric sequence q, a1?
Geometric Sequence Quotient Sum
Calculate the quotient of the geometric sequence if the sum of the first two terms equals 1.1 and a6 = 10000. A quotient is a natural number.
Sequence Third Term Value
Find the value of the third member of the sequence if the sequence is given by: 3^n + 93.
Geometric Progression Term Value
Calculate a3 GP if you know that q = 4 and a1 + a2 + a3 = 89.25 and a4 = 272.
Rate or interest
At what rate percent will Rs.2000 amount to Rs.2315.25 in 3 years at compound interest?
Geometric seq
Find the third member of geometric progression if a1 + a2 = 36 and a1 + a3 = 90. Calculate its quotient.
Six terms
Find the first six terms of the sequence a1 = -3, an = 2 * an-1
Saving 9
An amount of $2000 is invested at an interest of 5% per month. If $200 is added at the beginning of each successive month but no withdrawals are made, give an expression for the value accumulated after n months. After how many months will the accumulated
Savings interest
It was 1975, and Petr deposited the entire cash of 10,900.40 Euros in a savings account with 4% interest, credited monthly. He did not add anything to the book, and in exactly 15 years, he withdrew the entire amount in cash. How much did you choose?
Sequence 11
What is the nth term of this sequence 1, 1/2, 1/3, 1/4, 1/5 ...?
Compound interest
Compound interest: Clara deposited CZK 100,000 in the bank with an annual interest rate of 1.5%. Both money and interest remain deposited in the bank. How many CZK will be in the bank after three years?
Cells - guts
A single-celled organism under ideal conditions divides into two cells every 27 hours on average. How many would there be in 7 days if all the cells remained alive?
Seamstress earnings
The seamstress' earnings in the last three months of the year are always 20 percent higher than the previous month. She earned a total of CZK 65,520 between October and December. How much CZK did you make in October?
Sum of money
On a certain sum of money, invested at the rate of 10% compounded annually, the difference between the interests of the first year and the third year is 315. Find the sum.
Population growth
The population is 22000 people. With an annual increase of 1.4%, there will be 25,000 people. How many years will it be?
Probably member
Look at the series 2,6,25,96,285, ? What number should come next?
Light intensity
The light beam loses 1/12 of its intensity as it passes through the glass plate. What will the beam's intensity be after passing through a ten times stronger plate?
Geometric progression
Determine the fourth GP member if q = 4 and a1 + a3 = 5.44

Do you have homework that you need help solving? Ask a question, and we will try to solve it. Solving math problems.