Two balls are drawn in succession out of a box containing 3 red and 7 white balls. Find the probability that the second ball was red, given that the first ball was: (A) replaced before the second draw. (B) not replaced before the second draw. (A) Find the probability that the second ball drawn was red, given that the first ball drawn was replaced before the second draw. O (Type a decimal or a fraction.)
Percentage
A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.
Algebraic Expressions
In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.
Numbers
Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.
Subtraction
Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.
Addition
Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.
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