Question

Б) Цена 1 кг печенья равна 210 р. Сколько нужно заплатить за 3/5 кг этого печенья?

Answer 1

1 - 5/5 - 210 рублей. Находим 3/5 от 210 руб. Значит, 210 :5 * 3 равно 126 ( руб)- надо заплатить за 3/5 кг печенья

Answer 2

3/5=0,6=60%
1 кг=100%
210*60/100=126
Ответ:126

Answer 3

Calculating the Cost of 3/5 kg of Cookies

To calculate the cost of 3/5 kg of cookies when the price of 1 kg is 210 RUB, we can use the following formula:

Cost = (Price per kg) x (Weight in kg)

Using this formula, we can calculate the cost for 3/5 kg of cookies.

Calculation

Price per kg: 210 RUB Weight: 3/5 kg

Cost = 210 RUB x (3/5) Cost = 210 RUB x 0.6 Cost = 126 RUB

So, the cost of 3/5 kg of cookies is 126 RUB.