app.js

// Function to add two numbers
function add(a, b) {
  return a + b;
}

// Function to subtract the second number from the first number
function subtract(a, b) {
  return a - b;
}

// Function to multiply two numbers
function multiply(a, b) {
  return a * b;
}

// Function to divide the first number by the second number
function divide(a, b) {
  if (b === 0) {
    return "Cannot divide by zero";
  }
  return a / b;
}

// Test the functions
console.log(add(3, 7)); // Output: 10
console.log(subtract(10, 5)); // Output: 5
console.log(multiply(4, 6)); // Output: 24
console.log(divide(20, 4)); // Output: 5
console.log(divide(20, 0)); // Output: "Cannot divide by zero"

// Assignment Number 2

function checkRandomNumber() {
  // Generate a random number between 1 and 15
  const randomNumber = Math.floor(Math.random() * 15) + 1;
  // Check the random number using control flow
  if (randomNumber >= 1 && randomNumber <= 5) {
    console.log(randomNumber + " is between 1 and 5");
  } else if (randomNumber >= 6 && randomNumber <= 10) {
    console.log(randomNumber + " is between 6 and 10");
  } else if (randomNumber >= 11 && randomNumber <= 15) {
    console.log(randomNumber + " is between 11 and 15");
  } else {
    console.log("Unexpected number: " + randomNumber);
  }
}

checkRandomNumber();