January+Challenges

  January 30th Ruler A ruler needs to be created with a tick mark at every eighth of an inch. If the ruler needs to be 12 inches long and there will be tick marks on zero and 12, how many tick marks are needed to create the ruler?   January 23rd Super Seller  Kelly started selling magazine subscriptions. Each day, she sold twice as many subscriptions as she sold the day before. By the end of the fifth day, she had sold a total of 93 subscriptions. How many subscriptions did Kelly sell on the third day? Hint: Draw a TABLE or CHART and use the Guess and Check strategy.

<span style="color: #ff0c00; display: block; font-family: 'Comic Sans MS',cursive; font-size: 16px; text-align: left;"><span style="color: #0012ff; display: block; font-family: 'Comic Sans MS',cursive; font-size: 16px; text-align: left;">January 16th -- Candy Hunt <span style="color: #001aff; font-family: 'Comic Sans MS',cursive; font-size: 16px;">During a school celebration, all of the students in the school get to participate in a candy hunt on the school grounds. Your class has 24 students, which is divided into 4 groups of 6 students. Your team consists of you, Kyle, Mandy, Michelle, Doug, and Simon. You find 18 pieces of candy, Kyle finds 23 pieces, Mandy gets 20 pieces, Michelle finds 28, and Doug finds 15 pieces. If the average number of pieces that each member in your group found is 22, how many pieces did Simon find?

<span style="color: #000000; display: block; font-family: arial,helvetica,sans-serif; font-size: 13px; text-align: left;">Hint: Imagine the AVERAGE as this: All 6 people push all their candy together in one pile and then divide it out evenly among all 6 people. Each person ends up with 22 pieces of candy. Draw a picture. How many pieces of candy do you know you have? How many do you need? Good luck!

<span style="color: #ff0c00; display: block; font-family: 'Comic Sans MS',cursive; font-size: 16px; text-align: left;"><span style="color: #0012ff; display: block; font-family: 'Comic Sans MS',cursive; font-size: 16px; text-align: left;"> <span style="color: #0012ff; display: block; font-family: 'Comic Sans MS',cursive; font-size: 16px; text-align: left;">January 9th -- Missing Key Dilemma Woe is me! My calculator does not have a 3 key that works! How can I use this broken calculator to solve the following problem: <span style="color: #0012ff; display: block; font-family: 'Comic Sans MS',cursive; font-size: 16px; text-align: center;">23 x 45 <span style="color: #0012ff; display: block; font-family: 'Comic Sans MS',cursive; font-size: 16px; text-align: left;">Solve this problem. Use drawings, pictures or numbers to CAREFULLY and CLEARLY explain your answer. <span style="color: #0012ff; display: block; font-family: 'Comic Sans MS',cursive; font-size: 16px; line-height: 19px; text-align: left;">.