Question

Оля купила тетрадь за 6 р и ручку за 5р и у нее осталось еще 4р .Сколько денег было у Оли до покупки тетради и ручки.

Answer 1

6+5+4=15 рублей......................................................

Answer 2

Всего-15 рублей.......

Answer 3

Question Analysis

The question asks for the amount of money Olga had before buying a notebook and a pen, given that she bought the notebook for 6 rubles, the pen for 5 rubles, and she had 4 rubles left after the purchase.

Answer

To find out how much money Olga had before the purchase, we need to add the cost of the notebook, the pen, and the amount she had left after the purchase.

Let's break down the information given: - Olga bought a notebook for 6 rubles. - Olga bought a pen for 5 rubles. - Olga had 4 rubles left after the purchase.

To find out how much money Olga had before the purchase, we can add the cost of the notebook, the pen, and the amount she had left after the purchase:

6 rubles (notebook) + 5 rubles (pen) + 4 rubles (leftover) = 15 rubles.

Therefore, Olga had 15 rubles before buying the notebook and pen.

Explanation

Olga had 15 rubles before buying the notebook and pen. This can be calculated by adding the cost of the notebook (6 rubles), the cost of the pen (5 rubles), and the amount she had left after the purchase (4 rubles). The total amount is 15 rubles.

Example

Let's consider an example to illustrate this:

Olga had 15 rubles. She bought a notebook for 6 rubles and a pen for 5 rubles. After the purchase, she had 4 rubles left. To calculate how much money Olga had before the purchase, we add the cost of the notebook, the pen, and the amount she had left after the purchase:

6 rubles (notebook) + 5 rubles (pen) + 4 rubles (leftover) = 15 rubles.

Therefore, Olga had 15 rubles before buying the notebook and pen.