Miss Nur had a box of pencils for the class. She gave 3/8 of them to Group A. She then gave 4/5 of the remainder to Group B. She had 9 pencils left in the box. How many pencils were in the box at first?
Opening the drawing…
MathBrush is being tested with a few parent groups, and every solution on the site is open to them. If you were given a code, it goes in once and this device remembers it. 65 worked examples are free to everyone without one.