BTR these tasks can be used to calculate the amount, it will scare you. You should know that this is a quote of $BTC , selling a house or even selling a wife may not be enough to complete it. As for the last one, there is only one NFT that requires 900U, so there is no real need to complete this.

The second to last one is to exchange 3 transactions of any amount on his chain, but their GAS fees are extraordinarily high, with each exchange costing 0.8. I couldn't afford the back-and-forth, so I didn't bother.