Ravi had some pocket money at the start of the week. He spent 1/5 of it on a book. Then he spent $24 on lunch. By Friday he had $24 left. How much did Ravi have 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.