self Maths Puzzle

The average of a number,its square and its cube is two more than the fourteen times the number.
Find the number?

Read Solution (Total 3)

self Other Question

From the top of a cliff 200m high, the angles of depression of two boats which are due south of observer are 60 degrees and 30 degrees. Find the distance between the two boats. 2+3+4=15
3+4+5=48
4+5+6= ?