How Much Meat to Serve

meat.js

function GuysHowMuchMeatShouldIServe(guests) {
  let totalMeat = 0;

  guests.forEach(guest => {
    if (guest.age >= 18 && guest.gender == 'male') {
      totalMeat += 1;
    } else if (guest.age >= 18 && guest.gender == 'female') {
      totalMeat += 0.5;
    } else if (guest.age < 18 && guest.nationality == 'Texas') {
      totalMeat += 1;
    } else {
      totalMeat += 0.25;
    }
  });

  return totalMeat;
}