December 24 has an interesting trait. December is the 12th month, and the 24th day is a multiple of the 12th month. How many days in a year are multiples of their month?
You begin walking on a road. You travel 78 feet during the first minute, 85 feet the second minute, 92 feet the third minute, increasing 7 feet each minute. If the total time you traveled is 8 minutes, how far did you walk?
Based on the numbers in the first three 2 x 2 grids, determine the missing number in the fourth grid.
What is the sum of the least and greatest two-digit prime numbers whose digits are also prime? (Hint: 0 and 1 are not prime numbers.)
Remove the letters from the sentence below so that it is still a true statement. A Roman may have a hint for you.
FIVE PLUS SIX PLUS SEVEN = EIGHTEEN