Question

a pile of logs has 24 logs in the first layer , 23 logs in the second layer , 22 logs in the third layer and so on . how many logs are there in 10 layers​

Answer 1

Answer:

195 logs

Step-by-step explanation:

24, 23, 22, 21: the no of logs are decreasing by 1 ij each layer.

So 10 layers:

24+23+22+21+20+19+18+17+16+15=195