It is a courtesy on this forum to post your chart.
But basically you can get this off your chart if you have one:
earth: Taurus, Virgo, Capricorn
air: Gemini, Libra, Aquarius
fire: Aries, Leo, Sagittarius
water: Cancer, Scorpio, Pisces
cardinal: Aries, Cancer, Libra, Capricorn
fixed: Taurus, Leo, Scorpio, Aquarius
mutable: Gemini, Virgo, Sagittarius, Pisces
You can also put these together to understand the signs a little better. Taurus is fixed earth, Gemini is mutable air, and so on.