Posted by **Katie** on Monday, October 31, 2011 at 9:32pm.

a pile of bricks has 85 bricks in the bottom row, 79 bricks in the second row, 73 in the third row, and so on until there is only 1 brick in the top row.

how many bricks are in the 12th row?

how many rows are there in all?

## Answer This Question

## Related Questions

- Math - A pile of bricks has 85 bricks in the bottom row, 81 bricks in the second...
- math - bricks are stacked in 20 rows such that each row has a fixed number of ...
- Math- arithmetic - A pile of blocks has 60 blocks in the bottom row, 54 blocks ...
- math - Task is to construct two brick columns of the dimensions shown on which ...
- Math - Mike bought 252 bricks to build a wall in his yard. Each row has 14 ...
- college algebra help****** - Sequences 1. Constructing a Brick Staircase A brick...
- maths - A brick wall is built by using 2 bricks less in each layer than in the ...
- Physics - Four bricks are to be stacked at the edge of a table, each brick ...
- math - If you have 30 white lego bricks, 42 red lego bricks, and 45 black lego ...
- Algebra - A brick staircase has a total of 16 steps The bottom step requires 112...

More Related Questions