1. The sum of two whole numbers is 37, and the difference of its is 7. The multiplication of its numbers is ...
2. A year ago, the age of Arman is twice of the age of Amira, and 2 years in future Amira is 2/3 of Arman. Now Amira is ... years old.
3. Epo’s money equals 3/2 Eli’s money. If the sum of their money is 35.000,00, then Epo’s money is ….
4. Prabu’s age 3 years younger than Surti’s age. If the sum of their ages 19 years, next four years the ratio Prabu and Surti age’s is ….