###Human: Clyde and Grace are building block towers. Grace’s tower is 8 times the size of Clyde’s at 40 inches tall. How many inches taller is Grace’s tower than Clyde’s?, ### Assistant: Clyde’s tower is 1/8 the size of Grace’s tower or 40 inches / 8 = 5 inches tall.
Grace’s tower is 40 inches – 5 inches = 35 inches taller than Clyde’s. 
 So the answer is :  35