A letter to The Times concerning the inflated costs of projects read: “When I was a financial controller, I found that multiplying original cost estimates by pi used to give an excellent indication of the final outcome.” Interestingly, I used the same process (using 22/7 as a good approximation for pi). On one occasion, the original estimate was a whole number of pounds (less than £100,000), and this method for the probable final outcome gave a number of pounds consisting of exactly the same digits, but in the reverse order.
What was the original estimate?
Send your solution to Teaser 2529, The Sunday Times, 3 Thomas More Square, London E98 1ST. The first two correct solutions opened win £20.
Solution to Teaser 2527
52840 and 73961