как написать цифру 46 пожалуйста 

 

 

Task II. Open the brackets and put the verb in the correct tense form. 1. The General Agreement on Tariff and Trade _______ (to sign) in Geneva in 1947. 2. Goods which _______ (to import) outright for use or consumption within the customs territory _______ (to declare) for home use. 3. The current Russian word for Customs, tamozhnya, _______(to originate) in the times of the Mongol-Tatar yoke. 4. Before the passenger _______ (to board) a plane he _______ (to go) through the customs control. 5. Not until the passenger _______ (to clear) customs formalities he _______ (to be) legally free to enter the country to which he _______ (to travel). 6. We _______ (to wait) in the arrival lounge for an hour before they _______ (to unload) the luggage. 7. The customs inspector _______ (to help) you if you _______ (to have) questions about any point of the declaration.

Укажите такое число a, при котором произведение 7*а является простым числом.

Площадь трех участков равна 833 га. Площадь второго участка составляет 0.4 площади первого участка ,а площадь третьего участка на 17 га больше площади первого. Какова площадь каждого участка?