410 bricks were exmined for crcks. 18 were found to be cracked. Th.pdf

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410 bricks were exmined for crcks. 18 were found to be cracked. The sme 410 bricks were then exmined for discoloration. 25 bricks were found to be discolored. A total of 370 bricks were neither cracked nor discolored. One of the 410 bricks is selected at random. 1) Find the probability that selected brick was cracked, discolored or both. 2) Find the probability that it was both cracked and discolored. 3) Find the probability that it was cracked but not discolored..

410 bricks were exmined for crcks. 18 were found to be cracked.
The sme 410 bricks were then exmined for discoloration. 25 bricks were found to be discolored.
A total of 370 bricks were neither cracked nor discolored.
One of the 410 bricks is selected at random.
1) Find the probability that selected brick was cracked, discolored or both.
2) Find the probability that it was both cracked and discolored.
3) Find the probability that it was cracked but not discolored.

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410 bricks were exmined for crcks. 18 were found to be cracked. Th.pdf

  • 1. 410 bricks were exmined for crcks. 18 were found to be cracked. The sme 410 bricks were then exmined for discoloration. 25 bricks were found to be discolored. A total of 370 bricks were neither cracked nor discolored. One of the 410 bricks is selected at random. 1) Find the probability that selected brick was cracked, discolored or both. 2) Find the probability that it was both cracked and discolored. 3) Find the probability that it was cracked but not discolored.