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    2020-2021

    Archived Problems of the Week   

     Solutions
    POW #1: Missing Number Triangle  There are many different solutions. The sum of each side can total 17, 20 or 23.  Share other solutions you find.
     POW #2:  Mix 'N Match The older sibling is correct. You can make 16 different outfits because 2 x 4 x 2 = 16. 
     POW #3: Library Books  Valeria borrowed 3 library books.
     POW #4: Counting Candy  Joseph had 8 candies.
     POW #5: Palindrome Dates  The 22 palindrome dates in 2021 are: 1-2-21, 1-20-21, 1-21-21, 1-22-21, 1-23-21, 1-24-21, 1-25-21, 1-26-21, 1-27-21, 1-28-21, 1-29-21, 12-1-21, 12-2-21, 12-3-21, 12-4-21, 12-5-21, 12-6-21, 12-7-21, 12-8-21, 12-9-21, 12-11-21, 12-22, 21
     POW #6: Candles on a Cake  There were 21 candles on Jamie's cake. The pattern is: red, red, orange, red, orange, yellow, red, orange, yellow, green, red, orange, yellow, green, blue, red, orange, yellow, green, blue, purple.
     POW #7: Postage Possibilities There are 4 possibilities to make 55: 53 + 2; 20+32+3; 20 + 20 + 15; 20 + 20 + 3 +3+3+3+3
     POW #8:  Four Square Sum  The top row reads: 5, 4, 3, 1, 2. The 3rd row reads: 3, 5, 4, 2, 1 and the last row reads: 2,3,1,5,4.
     POW#9:  Meeting Halfway  Jabari and Jerome would pass each other a second time at 2:04 and 30 seconds
    POW #10: Congruent Triangles   There are 3 ways to make 2 congruent triangles by drawing a single line (from each vertex to the midpoint of the opposite side).
     POW #11:  Target Score  Mindy can reach a score of exactly 100 if 4 darts land on the number 17 and 2 darts on the number 16. (17+17+16+17+17+16=100)
     POW #12:  How Old Am I?  The child is 14 and the parent is 41 years old. 
     POW #13:  Shape Numbers