In a bag, I have 10 yellow marbles, 15 black marbles, and 20 pink marbles. What is my probability of choosing a pink marble, not putting it back, then choosing another pink marble? Write your answer as a decimal rounded to 2 decimal places.

-6 is the correct option from the above given options

example 2 – simplify: step 1: completely factor both the numerators and denominators of all fractions. step 2: change the division sign to a multiplication sign and flip (or reciprocate) the fraction after the division sign; essential you need to multiply by the reciprocal. step 3 : cancel or reduce the fractions.

step-by-step explanation :

we know that

the measurement of the outer angle is the semi-difference of the arcs which comprises

in this problem

m< xzy is the outer angle

substitute the values

the measure of angle xoy is equal to

> by central angle

substitute the value