Each month, a new set of puzzles will be posted. Come back next month for the solutions and a new set of puzzles, or subscribe to have them sent directly to you.
ARITH-maze puzzle
In the following ARITH-maze puzzle, go to ‘START’ and proceed through this numeric maze, following instructions as provided, until you get to the ‘FINISH’ box. What number did you finish with?
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Last month's solutions
MIND-Xpander Logic puzzles
1.The total weight of a tin and cookies it contains is 2 pounds. After ¾ of the cookies are eaten, the tin and the remaining cookies weigh 0.8 pounds. What is the weight of the empty tin in pounds?
Solution
If ¾ cookies weighs 2.0 – 0.8 or 1.2 pounds, then the remaining ¼ cookies weighs 2.0 – 1.2 or 0.4 pounds and the empty tin then weighs 0.8 – 0.4 or 0.4 pounds
2. Insert + &/or – mathematical operation between each digit or group of digits to satisfy the following expression. Note: There is more than one solution.
8 7 6 5 4 3 2 1 = 36
Solutions:
87 – 65 – 4 – 3 + 21 = 36
8 + 7 + 6 + 5 + 4 + 3 + 2 + 1 = 36
3. What is twice two thirds of three quarters of ten?
Solution
2 x 2/3 x 3/4 x 10 = (4/3 x 3/4) x 10 = 10
EQUATE+0 puzzle
Each row, column & diagonal is a mathematical expression or equation and you use the numbers 1 to 9 to complete the equations. Each number can be used only once. Find the remaining eight numbers that satisfies all the resulting equations. Note – multiplication (x) & division (/) are performed before addition (+) and subtraction (-).
Solution
Fine puzzle… would have been made more maddening if you specified no pencil and paper to work it out. I enjoyed it immensely. thank you