TBQ - Calculate the probability of the notes — task. Maths TNSB Mentoring, Class 10 Crash course.

A purse contains $5$ notes of $₹2000$, $10$ notes of $₹500$, $35$ notes of $₹200$. One note is drawn at random. What is the probability that the note is either a $₹500$ note or $₹200$ note?

$\frac{8}{9}$
$\frac{10}{9}$
$\frac{8}{10}$
$\frac{9}{10}$

Previous task

Exit to the topic

Next task

Send feedback

Did you find an error?

Send it to us!

3. TBQ - Calculate the probability of the notes

Question: