Calculate the number 5315
NUMBERMANIA: Calculate the number 5315 using numbers [3, 9, 3, 4, 40, 721] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.Correct answers: 27
The first user who solved this task is Sanja Šabović.
#brainteasers #math #numbermania

Colonial Break
A company offered tours through the historic district, led by guides dressed in Colonial clothing. While leading a group, one of the guides, tripped and fell, breaking his wrist.
He went to the hospital, and as he sat waiting in the emergency room, a policeman walked by. Doing a double take at him in his 18th-century garb he asked, 'Just how long have you been waiting?'