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2018-2019
Archived Problems of the Week
Solutions
POW #1: Caravan of Camels The camel caravan had 61 camels.
POW #2: What Time is It? The sum of the digits will equal six at total of 72 times in 24 hours. (36 times from noon to midnight) POW#3: Building Blocks There will be 26 white blocks around 10 black blocks. POW #4: Handshakes After the Red Sox game, there was a total of 91 handshakes (13+12+11+10...+1) POW #5: Elevator Ride The cafeteria is on the 19th floor. The 3 consecutive odd numbers with a sum of 111 are: 35, 37, 39. 10 Girls are not on any team. Yes, the students will count to 2,019 before noon. They will finish counting before 8:34 am. There are many possible solutions. Alex spends 30 cents in total (apple costs 11 cents, pear costs 14 cents and a banana costs 5 cents). There are 52 small cubes that touch the box (64 cubes - 12 cubes in center on top 3 rows = 52). One meter of nickels would be worth about $25.00 The coin that belongs in the center of the bottom row is a quarter, or 25 cents. The perimeter of the original square piece of paper was 48 inches. It would cost $4.00 to make the whole tangram puzzle if one small triangle costs 25 cents to make.
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