calvincdavis2695 calvincdavis2695

03-03-2018
Mathematics

contestada

Mr. jones has two children. the older child is a girl. what is the probability that both children are girls?

Respuesta :

nilbert nilbert

03-03-2018

Since we already know that the older child is a girl (a 100% chance to be a girl), there must be a 50% chance that the other child is a girl. Therefore, the probability that both children are girls is 50%.
Hope this helps!

Answer Link

Otras preguntas

Maria exercises for 2 1/7 hours every Saturday. She runs for 1/3 of the time that she exercises. How much time does she spend running every Saturday?

what percent of 126 is 22?

a gasoline pump delivers 4 2/5 gallons of gas per minute. how many minutes will it take to fill a gas tank that holds 16 1/2 gallons?

if y is the principal square of root 5,what must be true

Why did the settlers go to new mexico during manifest destiny?

when the Lenape hunted

a rectangular field with a area of 8000m2 is enclosed by 400m of fencing. determine dimensions to nearest tenth of a metre

You hear a thunder 3 seconds after you see lightning. How far away is the storm?

A bag has index cards with the following numbers on them: 4, 11, 13, 25, 12, and 18. If an index card is drawn randomly , what is the probabilty that a composit

George has a small coin collection. He has collected 16 gold coins, 28 silver coins, 32 copper coins, and4 bronze coins. At a flea market, George sells 15% of