Question

В кошельке лежит много монет по 1 руб., по 2 руб., и по 5 руб. Случайным образом поочерёдно достают 3 монеты. Перечислите варианты, при которых сумма будет больше 8 руб.

Answer 1

1. 2+2+5=8

2. 2+5+5=8

3. 5+5+5=8 

Answer 2

2+2+5 (руб)

2+5+5 (руб)

5+5+5 (руб)

Answer 3

Possible Combinations for a Sum Greater Than 8 Rubles

When randomly selecting three coins from a wallet containing 1-ruble, 2-ruble, and 5-ruble coins, there are several combinations that result in a sum greater than 8 rubles. Here are the possible combinations:

1. 5-ruble, 2-ruble, 2-ruble - This combination results in a sum of 9 rubles. - Source: 2. 5-ruble, 2-ruble, 5-ruble - This combination results in a sum of 12 rubles. - Source: 3. 5-ruble, 5-ruble, 5-ruble - This combination results in a sum of 15 rubles. - Source: These are the combinations where the sum of the three coins will be greater than 8 rubles.