The serial number of my camera is four-digit number less than 5,000 and contains the digits 2, 3, 5, and 8 but not necessarily in that order. The '3' is next to the '8', the '2' is not next to the '3', and the '5' is not next to the '2'. What is the serial number?
Problem #2
One day, Carol bought apples at 3 for 25 cents and sold all of them at 2 for 25 cents.If she made a profit of $1 that day, how many apples did she sell?
Problem #3
As shown, ABCD and AFED are squares with a common side AD of length 10 cm. Arc BD and arc DF are quarter-circles. How many square cm, are in the area of the shaded region?
Problem #4
When the same whole number is added to both the numerator and denumerator of 2/5, the value of the new fraction is 2/3. What number was added to both the numerator and denumerator?
Problem #5
The sum of the ages of three children is 32. The age of the oldest is twice the age of the youngest. The ages of the two older children differ by three years. What is the age of the youngest child?
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