bert left the house with n dollars . he spent 1 / 4 of this at the hardware store , then $ 8 at the dry cleaners , and then half of what was left at the grocery store . when he got home , he had $ 10 left in his pocket . what was the value of n ?
"started to test answer b if he had 36 , then he spent 9 at hardware store now he was left with 27 $ he spent 8 dollars on cleaning , thus he remained with 19 $ he then spent 1 / 2 of 19 , or 9.50 , hence , the only option that can be right is a . ans a"
multiply(multiply(inverse(subtract(1, divide(1, 4))), add(divide(8, const_2), 10)), const_2)