The task from Blonde: I have you picked up 100. Went to the store and lost them.
Met a friend of mine. Took her 50 rubles.
Bought 2 candy bars 10. I have left 30 rubles. I gave them to you. And still owes 70. And friend 50. A total of 120. Plus I have 2 chocolates.
A total of 140! Where 10 rubles???