Question

Which of the following word problems can be solved using the equation 48 ÷ 12 = y?

 

A.	A case of eggs contains 48 eggs.  If there are 12 eggs in a dozen, how many dozen eggs are in a case? Let y represent the number of dozen eggs in a case.
B.	There are 48 students participating in the choral program.  Twelve of those students are boys.  How many girls are participating in chorus? Let y represent the number of girls participating in the choral program.
C.	The world's fastest blinker can blink 12 times per second.  How many times can she blink in 48 seconds? Let y represent the number of blinks in 48 seconds.
D.	Zoe had received $48.00 for her birthday this year.  Last week, she received a belated birthday card with $12.00 in it.  How much money did she receive in total for her birthday? Let y represent the total amount of money.

 

Answer 1

explain the how following experiment to random urn experiments:

(a) flip a fair coin twice

(b) toss a pair of fair dice

(c) draw two cards from a deck of 52 distinct cards with replacement after the first draw; without replacement after the first draw.