Find the probability of drawing a Club 2 through 6 on the first draw, replacing it and drawing a black card on the second draw.

Customers at an ice-cream shop took a survey .the results showed that 144 customers rated the shop as being "very satisfactory ."this number represented 45%of the total nunber of customers who took the survey

What is the prime factorization of 23 ?me with this question

Carlos spent 1 1/4 hours doing his math homework he spent 1/4 of his time practicing his multiplication facts how many hours to carlos been practicing his multiplication facts