In a row of houses, the house with a terrace is 25th from left end and 4th from the right end . How many house are there in the row ?
Answer: (4) 28
A house from the left = 25th
And from the right end = 4th
Then, the total number of houses in the row = 25 + 4 – 1 = 28
Hence, the answer is (4) 28.