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# Forum: Pre-Algebra

Questions from "Pre-Algebra" classes.

1. ### Sticky: Read Before Posting

• Replies: 0
• Views: 16,121
Ted
11-14-2007, 09:47 PM
1. ### Percent change: A zoo has 4 giraffes, 3 lions, and 290 animals overall....

• Replies: 5
• Views: 295
Yesterday, 10:06 AM
2. ### a tricky problem about arranging books

• Replies: 3
• Views: 101
06-18-2018, 07:26 PM
3. ### proportion: A survey of car owners showed 5 out of 7 preferred to buy regular gas..."

• Replies: 6
• Views: 306
06-17-2018, 09:48 PM
4. ### How do you do this TATTOO problem?

• Replies: 3
• Views: 183
06-15-2018, 10:35 PM
5. ### BEDMAS incl. exponent: 9 x 6 / 2^3 / 4 = ...?

• Replies: 16
• Views: 483
06-11-2018, 01:33 PM
6. ### How can I think about, and understand, "means"?

• Replies: 5
• Views: 1,250
06-11-2018, 05:37 AM
7. ### Simplification of 4[(.5)^4 * (.6)^3]+4[(.5)^4 * (.6)^3 * (.4)] = 4(.3)^3 * (.7)

• Replies: 4
• Views: 463
05-28-2018, 05:30 PM
8. ### Help translating word problem: "Carlos began with twice as much money as David had."

• Replies: 4
• Views: 536
05-17-2018, 08:07 PM
9. ### How much simple interest would be paid on a loan of $1950 at 8.1% for 70 months? • Replies: 3 • Views: 1,276 04-16-2018, 06:25 PM 10. ### Can somebody help me w/ "7/10 of the boys in a marathon race were Chinese..." • Replies: 4 • Views: 760 04-14-2018, 05:22 PM 11. ### Please help: Sally is paid 6% on 1st$750K of monthly sales, 8% after that

• Replies: 4
• Views: 539
04-12-2018, 06:38 PM
12. ### Stuck on a percentage problem (example: (y-a%)+b%=X)

• Replies: 1
• Views: 420
04-11-2018, 09:24 AM
13. ### Confusing problem, not sure how to define (repetition of musical pieces)

• Replies: 5
• Views: 790
03-28-2018, 07:38 AM
14. ### 42 km Course, 0.4 km Travelled, How Much Time Has Passed?

• Replies: 4
• Views: 751
03-23-2018, 03:28 PM
15. ### Solve Y= (4th root of x) +1

• Replies: 4
• Views: 749
03-13-2018, 08:02 PM
16. ### 1 pencil, 1 pen cost $8; 2 pencils, 3 pens cost$21; find cost of pencil, pen

• Replies: 1
• Views: 441
03-09-2018, 03:36 PM
17. ### Pre Algebra: Is Pre Algebra and Algebra the same?

• Replies: 0
• Views: 751
02-26-2018, 07:24 PM
18. ### Compute number of distinct divisors of 98000 = 2^4 * 5^3 * 7^2.

• Replies: 4
• Views: 1,201
02-17-2018, 07:22 PM
19. ### Find the number of pencils and the number of pens that Sharon can buy if she has to b

• Replies: 8
• Views: 1,767
02-02-2018, 08:42 PM
20. ### 100 animals 100dollars

• Replies: 10
• Views: 1,296
01-25-2018, 09:12 PM

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