# MATH

posted by .

The chess club had 14 members at the beginning of the year and the membership increased by 50% by the end of the year?
a: how many members were there at the end of the year?
b: By the end of the next year there were only 14 members. What percent decrease was this?

• MATH -

1.5 * 14 = 21

b.

21 - 14 = 7

7/21 = 0.33333 = 33.3%

• MATH -

a) 1.50*14=?
b) 14=21(1+i)
2/3= 1+i
i=-1/3 or 33.3 percent decrease

## Similar Questions

1. ### Math

Yi Chen made a \$6,400 investment at the beginning of a year. By the end of the year, the value of the investment had decreased by 8.2%. What was it's value at the end of the year?
2. ### Math

Jerry earned \$18,500 one year and then received a 10.5% raise. What is his new yearly salary?
3. ### Accounting Math

Can anyone please show me the calculation for these problems: Burlin Company starts the year with \$100,000 in assets and \$80,000 in liabilities. Net Income for the year is \$25,000, and no dividends are paid. How much is ownerâ€™s equity …
4. ### Accounting

How do you calculate the 'Capital stock at the end of the year' with the following information?
5. ### math

last year the chess club had 20 members this year the club has 15 members fint eh percetn of change an state whether the per
6. ### Math - Problem solving

How do I solve this type of problem? How many steps are there. The cost of a membership at a health club last year was 75% of the cost at the club this year. This year's membership costs \$20 more than last year's membership. Find the
7. ### math ( having difficulty)

Superior has provided the following information for its recent year of operation: The common stock account balance at the beginning of the year was \$18,000 and the year-end balance was \$19,000. The additional paid-in capital account …
8. ### Math

The local health club is advertising a special for new members: no initiation fee to join and lnly \$34.50 per month for the first year. If Andy joins the health club for one year, how much will he spend on membership?
9. ### PreCalculas

1.Suppose you pay \$16,000 for a new car and estimate that it will be worth 20% less with each passing year. What will your car be worth after 3 years?