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Ratios 100

Ratios 100. Write in simplest form:. Ratios 100 answer. Ratios 200. Write in simplest form: 35 minutes: 7 seconds. Ratios 200 answer. 300:1. Ratios 300. The ratio of pigs to cows on the farm is 6:7. There are 39 pigs and cows total on the farm. How many cows are there?.

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Ratios 100

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  1. Ratios 100 Write in simplest form:

  2. Ratios 100 answer

  3. Ratios 200 Write in simplest form: 35 minutes: 7 seconds

  4. Ratios 200 answer 300:1

  5. Ratios 300 The ratio of pigs to cows on the farm is 6:7. There are 39 pigs and cows total on the farm. How many cows are there?

  6. Ratios 300 answer: 21 cows

  7. Ratios 400 Three numbers have ratio 4:6:9 and sum to 47.5. Find the largest number.

  8. Ratios 400 answer The largest number is 22.5.

  9. Proportions 100 Every proportion can be solved by ___.

  10. Proportions100 answer cross multiplying

  11. Proportions 200 True or False: 14/29 and 15/31 make a proportion.

  12. Proportions 200 answer False

  13. Proportions 300

  14. Proportions 300 answer x = 5/3

  15. Proportions 400

  16. Proportions 400 answer: 1st: Cross multiply 2nd: Solve by factoring Solution:x = 5, x = 2 or {5, 2}

  17. Fractional Equations 100

  18. Fractional Eqns 100 answer 3x(x+3)

  19. Fractional Equations 200

  20. Fractional Eqns 200 answer {9}

  21. Fractional Equations 300

  22. Fractional Eqns 300 answer

  23. Fractional Equations 400

  24. Fractional Eqns 400 answer 1st: Find the LCD. (2r + 4) 2nd: Multiply through by the LCD. 3rd: Solve for r.

  25. % Basics 100 Write as percents: a) 0.9 b) 0.0068 c) 13/100

  26. % Basics 100 answer a) 0.9 = 90% b) 0.0068 = .68% c) 13/100 = 13%

  27. % Basics 200 Find 13% of 9.

  28. % Basics 200 answer: Find 13% of 9. (0.13)(9)=1.17 13% of 9 = 1.17

  29. % Basics 300 What percent of 30 is 2?

  30. % Basics 300 answer What percent of 30 is 2?

  31. % Basics 400 a) What is the new price Bob will pay for an $80 hat if it gets discounted 20%? b) What will the final price be if he must pay 5% sales tax?

  32. % Basics 400 answers a) What is the new price Bob will pay for an $80 hat if it gets discounted 20%? 80 – (0.20)80 = 80 – 16 = $64 Bob will pay $64. b) What will the final price be if he must pay 5% sales tax? 64 + 64(0.05) = 64 + 3.20 = $67.20 The final price after tax is $67.20

  33. More Percents 100 Jack bought a dog for $300. It won several championships at dog shows and appreciated to $500. What was the percent increase in value of the dog?

  34. More Percents 100 answer Jack bought a dog for $300. It won several championships at dog shows and appreciated to $500. What was the percent increase in value of the dog?

  35. More Percents 200 Jill earned $600 last year on an account earning 4.75%. How much had she invested originally?

  36. More Percents 200 answer Jill earned $600 last year on an account earning 4.75%. How much had she invested originally?

  37. More Percents 300 Lou saved money by buying a CD on sale for $6.36. If the original price was $7.95, what was the percent of the discount?

  38. More Percents 300 answer

  39. More Percents 400 Pug invested $6000 in two accounts: part in account A earning 6% and another part in account B earning 11%. If Pug earned $580 total for the year, how much was invested in each account?

  40. More Percents 400 answer Pug invested $6000 in two accounts: part in account A earning 6% and another part in account B earning 11%. If Pug earned $580 total for the year, how much was invested in each account? $1600 invested in account A; $4400 invested in account B

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