<p>The digits $1$, $2$, $3$, $4$ and $5$ are arranged randomly to form a five-digit number. No digit is repeated.</p>
<p>Find the probability that</p>
<ol class="i-list"><li><div class="list-item-paragraph">the number is greater than $30\mathrm{ }000$,</div><p style="text-align: right;">[1]</p></li><li><div class="list-item-paragraph">the last two digits are both even,</div><p style="text-align: right;">[2]</p></li><li><div class="list-item-paragraph">the number is greater than $30\mathrm{ }000$ and odd.</div><p style="text-align: right;">[4]</p></li></ol>

The digits $1$, $2$, $3$, $4$ and $5$ are arranged randomly to form a five-digit number. No digit is repeated.

the number is greater than $30\mathrm{ }000$,

the number is greater than $30\mathrm{ }000$ and odd.

Probability - General

Probability

H2 Math

H1 Math

International Baccalaureate Higher Level Mathematics

N2010 P2 Q8

N2010 P2 Q8

Video Solution: