Question

покупатель просит продавца взвесить ему 4 кг. винограда.сможет ли продавец это сделать,используя чашечные весы и гири массой 5 кг и 3 кг?

Answer 1

1) взвесить 5 кг винограда
2) на одной чашке 5кг винограда а на другую поставить 3 кг 
   снять с первой чашки виноград чтобы получилось равновесие
  снятое количество будет 5-3=2 кг винограда
3) поставить снятое количество (2 кг) на чашку и уравновесить его таким же количеством винограда
 получится на двух чашках 4

Answer 2

Can the seller weigh 4 kg of grapes for the buyer using the balance scales and weights of 5 kg and 3 kg?

To determine if the seller can weigh 4 kg of grapes for the buyer using the balance scales and weights of 5 kg and 3 kg, we need to consider the available weights and their combinations.

According to the search results, there are different combinations of weights that can be used on the balance scales. However, the specific combination of a 5 kg weight and a 3 kg weight is not mentioned in the search snippets provided.

To find out if the seller can weigh 4 kg of grapes, we can try different combinations of the available weights and see if any combination allows for an accurate measurement of 4 kg.

One possible combination could be using the 5 kg weight and the 3 kg weight together. By placing the 5 kg weight on one side of the balance scale and the 3 kg weight along with the grapes on the other side, the seller can check if the scales balance. If they do, it means that the weight of the grapes is 4 kg.

However, it's important to note that without further information or clarification, it is not possible to determine with certainty if the seller can accurately weigh 4 kg of grapes using the given weights. The specific details of the balance scales and the weights, such as their precision and calibration, could also affect the accuracy of the measurement.

It would be advisable for the seller and the buyer to use a more precise weighing instrument, such as a digital scale, to ensure an accurate measurement of 4 kg.

Please let me know if there is anything else I can help you with.