A bag contains cards which are numbered from 2 to 90. A card is drawn at random from the bag. Find the probability that it bears: (i) a two-digit number (ii) a number which is a perfect square. "

Asked by Last Modified  

Follow 1
Answer

Please enter your answer

From 2 to 90, no. of total numbers= 89 In those, no. of 2-digit numbers= 81 and no. of perfect square numbers= 8 So, the answers are: (i) 81/89 (ii) 8/89
Comments

Related Questions

If x:y = 9:10, find the value of (5x + 3y) : (5x - 3y)?
(5x + 3y) : (5x - 3y)=(5x/y+3):(5x/y-3) =(5*9/10+3):(5*9/10-3) =15/3=5
Altaf
Is college algebra hard compared to high school algebra?
Not much,but lots of theorems and equations you need to solve than the high school algebra.
Abhishek
0 0
7
What is the best book for learning algebra?
1)"Elementary and Intermediate Algebra" by Marvin Marcus and Robert Winter. 2)"Basic Mathematics" by Serge Lang. 3)"Algebra and Trigonometry With Analytic Geometry" by Paul Zeitz.
Hardik
0 0
7

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

Derangements, Arrangement Of Things So That No Elements Appear In Their Original Place (Important for IITJEE)
"Like if I have 5 tshirts and i want to gift them to my 5 cousins named A,B,C,D,E, so find number of ways in which particular cousin won't get their particular tshirts." So number of ways: D(n)=n!*(1-1/1!+1/2!-1/3!+.....(-1)^n*1/n!)) Where...




Quadratic Equation Example
Q: The numerator of a fraction is 3 less than the denominator. If 2 is added to both the numerator and the denominator, then the sum of the new and the original fraction is 29/20. Find the...

Recommended Articles

Swati is a renowned Hindi tutor with 7 years of experience in teaching. She conducts classes for various students ranging from class 6- class 12 and also BA students. Having pursued her education at Madras University where she did her Masters in Hindi, Swati knows her way around students. She believes that each student...

Read full article >

Mohammad Wazid is a certified professional tutor for class 11 students. He has 6 years of teaching experience which he couples with an energetic attitude and a vision of making any subject easy for the students. Over the years he has developed skills with a capability of understanding the requirements of the students. This...

Read full article >

Quest Academy is a professional Bangalore based NEET and JEE (Main + Advanced) training institute. The academy was incorporated in 2015 to cater to the needs of students, who aim to crack competitive exams by connecting with the best brains around. The institute helps students enhance their skills and capabilities through...

Read full article >

Sandhya is a proactive educationalist. She conducts classes for CBSE, PUC, ICSE, I.B. and IGCSE. Having a 6-year experience in teaching, she connects with her students and provides tutoring as per their understanding. She mentors her students personally and strives them to achieve their goals with ease. Being an enthusiastic...

Read full article >

Looking for Class 10 Tuition ?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you