This might give you the general idea
Answer:
1 mile in 15 minutes would be perfect
A pregnancy starts with fertilization, when a woman's egg joins with a man's sperm<span>. Fertilization usually takes place in a </span>fallopian tube<span> that links an ovary to the </span>uterus<span>. If the fertilized egg successfully travels down the </span>fallopian tube<span> and implants in the</span>uterus<span>, an embryo starts growing.</span>