RakeOwl

Stake Mines: 15 Mines

Chance and payout for each of the 10 gems on Stake Mines with 15 mines. 1% house edge, same formula as Stake.

With 15 mines, your chance drops under 50% at gem 1, which pays 2.48x.

Stake Mines, 15 mines: chance and payout per gem
Gems openedChance to get therePayout$10 bet returns
140%2.48x$24.80
215%6.60x$66.00
35.22%18.98x$189.80
41.66%59.64x$596.40
50.474%208.73x$2,087.30
60.119%834.90x$8,349.00
70.025%3,965.78x$39,657.80
80.004161%23,794.65x$237,946.50
90.000489%202,254.53x$2,022,545.30
100.000031%3,236,072.40x$32,360,724.00

Payout = 0.99 ÷ chance. Chance = ways to pick the gems from safe tiles ÷ ways from all 25 tiles. Stake rounds payouts to 2 decimals.

Questions

What does the first gem pay with 15 mines?

2.48x, with a 40% chance.

How many gems to double my bet with 15 mines?

1 gem: it pays 2.48x at a 40% chance.

What is the max payout with 15 mines?

Opening all 10 gems pays 3,236,072.40x, at a 0.000031% chance.

Is there a best moment to cash out?

No. Every step keeps the same 1% house edge, so cashing out early or late changes risk, not the long-run result.

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