Doc think 80% it a ?????

With my 2 other girls (4 and 10) That i have i was younger but stronger and more active.  I had lots of acne, not to much pain or pressure heart beat would range from 160-177.  Now omg no acne lots of active from the little one I'm very emotional could cry over something stupid for two days off and on and it's heart beat has been 147 for the last 27 weeks doc thinks 80% girl but could not see but saw a white line and two white dots cuz it's back was to us and breeched??