Mrmath
Admin
Posts : 17
Join date : 2010-02-15
Age : 52
Location : Giza
 |  Subject: Problem Solving  Fri Feb 19, 2010 2:54 pm | |
| You can choose any problem
to start or you can go through every problem in order.
Last edited by Admin on Fri Feb 19, 2010 3:04 pm; edited 2 times in total | |
|
Mrmath
Admin
Posts : 17
Join date : 2010-02-15
Age : 52
Location : Giza
| | Subject: Problem 1 Fri Feb 19, 2010 2:57 pm | |
| Problem 1Sir Godfrey has been collecting
gemstones for 3 years. His favorite gems are rubies. Out of his
233 gems, 75 are rubies. How many gems does he have that are not
rubies, if there are 3 other types of gemstones?Step 1[You must be registered and logged in to see this image.]What does the problem ask you to
find?A. Number of gems he has that are
not rubies.B. Number of gems he has that are
rubies.C. The number of gems he collects
each year.D. Number of other types of gems
that he owns.
Step 2 What information is needed
to solve the problem?A. Number of rubiesB. Number of yearsC. Number of gems that are not
rubiesD. Total number of gems he ownsStep 3 Select the correct
expression.A. 233 - (75 + 3)B. 233 - 75C. 233 + 75D. 75 - 233Step 4. Select the correct
solution.A. 258 gemsB. 75 gemsC. 158 gemsD. 168 gemsfor right answers CLICK | |
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