So she would have lent you all her time and 150000 took a rebate offer. She will return to you with interest, a total of 150000 plus interest 15000 baht.
So she had borrowed 150,000 baht all your money and time, she took the money back to you. She is returned to you with interest Total 150000 15000 baht plus interest.
So she borrowed all of your money 150000 baht. And when she took the money back to you. She will return it to you with the interest, for a total of 150000 plus interest 15000 baht.