Bol

This page lists questions and answers that were posted by visitors named Bol.

Questions

The following questions were asked by visitors named Bol.

A box contains 10 balls. Three of them are white, five are red, and two are black. Calculate the following probabilities: a) The first ball extracted is red. b) The first ball extracted is red or white. c) The second ball extracted is red given that the f...

A volumue of 50cm3 of oxygen was exploded in 50cm3 of carbon (ii)oxide .what was the volume of the residual gas at room temperature

Answers

The following answers were posted by visitors named Bol.

A box contains 10 balls. Three of them are white, five are red, and two are black. Calculate the following probabilities: a) The first ball extracted is red. b) The first ball extracted is red or white. c) The second ball extracted is red given that the f...

She wil fence 2 parts