1 / 10

Problem Solving

Problem Solving. Word Problems. Steps. Decide on the unknown quantity and allocate a variable Decide with operations are involved Translate the problem into an equations Solve the equation Check the solution Write your answer in sentence form.

melosa
Download Presentation

Problem Solving

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Problem Solving Word Problems

  2. Steps • Decide on the unknown quantity and allocate a variable • Decide with operations are involved • Translate the problem into an equations • Solve the equation • Check the solution • Write your answer in sentence form

  3. When a number is tripled and subtracted from 7, the result is -11. What is the number?

  4. What number must be added to both the numerator and the denominator of the fraction 1/3 to get the fraction 7/8?

  5. Sarah’s age is one third of her dad’s age. In 13 years’ time her age will be half of her dad’s age. How old is Sarah now?

  6. Britney has only 2-cent and 5-cent stamps. Their total value is $1.78, and there are two more 5-cent stamps than 2-cent stamps. How many 2-cent stamps are there?

  7. I invest in oil shares which earn me 12% yearly, and in coal mining shares which earn me 10% yearly. If I invest $3000 more in oil shares than in coal mining shares and my total yearly earnings amount to $910, how much do I invest in each type of share?

  8. A car travels for 2 hours at a certain speed and then 3 hours more at a speed 10km/h fast than this. If the entire distance travelled is 455km, fin the car’s speed in the first two hours of travel.

  9. How much water should be added to 2 liters of 5% mixture to produce a 3% mixture?

  10. Assignment See Wiki

More Related