Mathematics, 21.04.2020 01:22 awesomebutterfly

A brick staircase has a total of 20 steps The bottom step requires 100 bricks. Each successive step requires 3 fewer bricks than the prior one. How many bricks are required to build the staircase?

A) 2570 bricks

B) 1400 bricks

C) 2860 bricks

D) 1430 bricks

Answers: 2

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A brick staircase has a total of 20 steps The bottom step requires 100 bricks. Each successive step...