Three hundred sixty bricks are stacked, 30 bricks in the bottom row, 29 in the next row, 28 above that and so on. In how many rows are the 360 bricks placed and how many bricks are there in the top row?

a)360 blocks are placed in rows

b)There are in the top row.

Explanation:

From the question, we can deducted that there is decrease in the number of rows by 1 from 30 to some number of rows .

Let denote the number of rows as 'n'

Given:

Sn = 360

a = 30

d = -1.

To calculate Sn, we will make use of formula below;

Sn = n/2 (2a + (n - 1)d )

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the government closely monitored its finances to avoid another financial collapse.

a they donate money to humanitarian causes

c   they volunteer to alleviate suffering

d   they blame all muslims for not being able to keep their fellow muslims in line.