John is going to draw two cards from a standard deck. Once he draws a card
he places it back into the deck. What
is the probability that the first card is
a queen and the second card is a jack?

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]