class Person {
  constructor(name, age) {
    this.name = name;
    this.age = age;
  }

 tellMyName() {
    return (`I am  ${this.name}`)
  }

 tellMyAge() {
    return (`I am ${this.age} years old`)
  }
}

const person1 = new Person("John", 40);
console.log(person1.tellMyName());
console.log(person1.tellMyAge());

const person2 = new Person("Mary", 35);
console.log(person2.tellMyName());
console.log(person2.tellMyAge());