Thursday, February 10, 2011

% Increase/Decrease & Simple Interest

Rem: First name, last initial

Find the % Increase or Decrease for the following;


1. A $30 item is increased to $45

2. A $82 item is on sale for $66

3. A price decreased from $150 to $136

4. Ticket prices increased from $7 to $9.50

5. 1200 people attended the fair last year; 1500 attended this year


Find the Simple Interest and the Total Amount.

6. $2,000 for 5 years at 5%

7. $350 for 8 years at 4.5%

8. $5,000 for 10 months at 3%

9. $250 for 4 years at 6%

10. Sally borrowed $12,000 at an interest rate of 6.5%. If she borrowed the money
for for 7 years, how much interest did she pay?

18 comments:

  1. Carolyn F.

    1. 50%
    2. 19.5%
    3. 9.3%
    4. 35.7%
    5. 25%
    6. Interest: $500 Total: $2500
    7. Interest: $126 Total: $476
    8. Interest: $140.40 Total: $5140.40
    9. Interest: $60 Total: $1060
    10. Sally paid $5460 in interest.

    ReplyDelete
  2. Alexandra K.
    1.x=50
    2.x=19.5
    3.x=9.3
    4.x=35.7
    5.x=25
    6.t=2,500
    7.t=385.28
    8.t=6,500
    9.t=310
    10.Sally payed 5,580 in intrest for seven years.

    ReplyDelete
  3. Corbin A

    1.15% increase

    2.16% decrease

    3.41% decrease

    4.1.50 Increase

    5.300% increase

    6.10005%

    7.2804.5

    8.50003

    9.1006

    10.84006.5

    ReplyDelete
  4. kenny v.
    1. 4.5
    2. 1.24
    3. 14
    4. 66.5
    5. 1,800,000
    6. 50,000
    7. 12,600
    8.150,000
    9. 6,000

    ReplyDelete
  5. kenny v.
    1. 4.5
    2. 13.12
    3. 12
    4. 0.175
    5. 3
    6. 2500
    7. 12,600
    8. 150.000
    9. 6,000

    ReplyDelete
  6. Leticia Mercado
    1.4.5
    2.13.12
    3.21
    4.0.175
    5.3600
    6.2500
    7.12950
    8.135dollars
    9.310
    10.$5460

    ReplyDelete
  7. Lane E.
    1.4.5
    2.13.12
    3.21
    4.0.175
    5.3.600
    6.2500
    7.12950
    8.135dollars
    9.`310
    10.5460

    ReplyDelete
  8. Zachary H.
    1.4.5%
    2.13.12%
    3.21%
    4.17.5%
    5.25%
    6.in:$500 ta:$2500
    7.in:%1260 ta:$1610
    8.in:$3000 ta:$8000
    9.in:$60 ta:$310
    10.Her interest is $54,600 and her total amount is $66,600

    ReplyDelete
  9. austin c.
    1.50% increase
    2.19.5% decrease
    3.9.3% decreased
    4.17.5% increased
    5.25%
    6.in.500 total.2500
    7.in.12600 total.14600
    8.in.1500 total. 6500
    9.in 3.6 total 253.6
    10.she paid 546,000 interest

    ReplyDelete
  10. Sonia M.
    1.)$50
    2.)$19.50
    3.)$9.33
    4.)$35.71
    5.)25
    6.)$2500
    7.)$12950
    8.)$6500
    9.)$310
    10.)$546000

    ReplyDelete
  11. Shaun D.

    1. 50%
    2. 19.5%
    3. 9.3%
    4. 250%
    5. 25%
    6. intrest=500
    Total=2500
    7. Intrest=$126
    Total=$476
    8. Intrest=1500
    Total=6500
    9. intrest=$60
    Total=$310
    10.Intrest=$5460
    Total=17460

    ReplyDelete
  12. Brandon M.
    1)4.5% increase
    2)13.12% decrease
    3)21% decrease
    4)0.18 increase
    5)3600% increase
    6)Simple interest $500.00 total:$2500
    7)Simple interest $126 total:$476
    8)Simple interest $1500 total:$6500
    9)Simple interest $160 total:$310
    10)Simple interest $5460 total:$17,460

    ReplyDelete
  13. CHRISTIAN F WAS HERE

    1.50%

    2.19.51%

    3.9.33%

    4.35.71%

    5.25%

    6.intrest 100 total 2,100

    7.12,950 total 12,600

    8. 1.2

    9.4.5

    10.8.23

    ReplyDelete
  14. caitlin h
    1.$40.50
    2.$13.12
    3.$21
    4.$17.50
    5.$3600
    6.$5000 and 7000
    7.$126 and 476
    8.$1500 and 6500
    9.$60 and 310
    10.$5460

    ReplyDelete
  15. heavenly g.
    1)50%
    2)19.5%
    3)9.3%
    4)35.7%
    5)25%
    6) interest:$500 total:$2,500
    7)interest:$126 total:$476
    8) interest:$140.40 total:$5140.31
    9) interest:$60 total:$1060
    10)she paid $5460 interest.

    ReplyDelete
  16. heavenly g
    1. 50%
    2. 19.5%
    3. 9.3%
    4. 35.7%
    5. 25%
    6. interest:$500 total$2500
    7. interest:$126 total:$476
    8. interest:$140.40 total:$5140.31
    9. interest:$60 total:$1060
    10)sally paid $5460 interest

    ReplyDelete
  17. Joshua Nicholas :"0

    1.50%
    2.19.5%
    3.9.3%
    4.35.7%
    5.25%
    6.I$500 T$2500
    7.I$126 T$476
    8.I$1500 T$6500
    9.I$60 T$310
    10.I$5460 T$17460


    :# :3 :$ :)

    ReplyDelete
  18. Tyler B.
    1)4.5% increase
    2)13.12% decrease
    3)22% decrease
    4)19% increase
    5)3600% increase
    6)Simple interest $500.00 total:$2500
    7)Simple interest $126 total:$476
    8)Simple interest $1500 total:$6500
    9)Simple interest $160 total:$310
    10)Simple interest $5460 total:$17,460

    ReplyDelete