javascript
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// Function to check if a number is prime
function isPrime(num) {
if (num <= 1) return false;
for (let i = 2; i <= Math.sqrt(num); i++) {
if (num % i === 0) return false;
}
return true;
}
let count = 0; // Counter for number of primes found
let sum = 0; // Running total of prime numbers
let i = 2; // Start searching for primes from 2
while (count < 10) {
if (isPrime(i)) {
count++; // Increment counter
sum += i; // Add prime to running total
}
i++; // Move on to next number
}
// Calculate average of the first 10 primes
const average = sum / count;
console.log(`The average of the first 10 prime numbers is ${average}.`);
When you run this program, it will output the following result:
csharp
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The average of the first 10 prime numbers is 12.9.
Note that the average of the first 10 prime numbers is not an integer, so the result is a floating-point number.
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