Ask a Doubt
Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 7 Answered

In a survey of 200 boys it was found that 85 like chocolates while 115 dislike it. Out of these boys, one boy is chosen randomly. What is probability that the chosen boy likes chocolates?
Asked by Topperlearning User | 09 Apr, 2014, 02:06: PM
answered-by-expert Expert Answer

Total number of boys is 200

No.of boys who like chocolates = 85

No.of boys who dislike chocolates = 115

Probability that the chosen boy likes chocolates =

Answered by | 09 Apr, 2014, 04:06: PM

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
CBSE 7 - Maths
in a cricket match a batsman hits a boundary 8 ames out of 99 balls he played find the probability that he will (1) hit a boundary) not hit a boundary on the next ball
Asked by bnslnaitik | 11 Jan, 2023, 08:54: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 7 - Maths
what is probability??
Asked by slather5556 | 01 Jun, 2020, 09:04: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 7 - Maths
what is mean
Asked by drspgiri5 | 20 May, 2020, 12:01: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 7 - Maths
A survey was taken on 30 classes at a school to find the total number of left-handed students in each class. The table below shows the results: No. of left-handed students 0 1 2 3 4 5 Frequency (no. of classes) 1 2 5 12 8 2 A class was selected at random.Find the probability that the class has 2 left-handed students.
Asked by Topperlearning User | 30 Oct, 2017, 08:22: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 7 - Maths
A survey was taken on 30 classes at a school to find the total number of left-handed students in each class. The table below shows the results: No. of left-handed students 0 1 2 3 4 5 Frequency (no. of classes) 1 2 5 12 8 2 A class was selected at random the probability that the class has at least 3 left-handed students
Asked by Topperlearning User | 09 Apr, 2014, 02:01: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 7 - Maths
A coin is tossed 100 times in which head is obtained 40 times. On tossing the coin at random ,find the probability of getting head and tail.
Asked by Topperlearning User | 13 Oct, 2014, 04:16: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 7 - Maths
A dice is thrown 200 times and the outcomes are noted as shown below:- Outcome 1 2 3 4 5 6 Frequency 20 40 30 40 20 50 Find the probability of getting 3 as outcome.
Asked by Topperlearning User | 21 May, 2015, 10:06: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 7 - Maths
A dice is thrown 200 times and the outcomes are recorded as shown in given table: Outcomes 1 2 3 4 5 6 Frequency 20 50 30 60 20 20 A class was selected at random. Find the probability of getting an odd number.
Asked by Topperlearning User | 03 Feb, 2014, 04:10: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 7 - Maths
In a survey of 200 boys it was found that 85 like chocolates while 115 dislike it. Out of these boys, one boy is chosen randomly. What is probability that the chosen boy likes chocolates?
Asked by Topperlearning User | 09 Apr, 2014, 02:06: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 7 - Maths
In a cricket match ,a batsman hits a boundary 6 times out of 90 balls he plays. Find the probability that he hits a boundary.
Asked by Topperlearning User | 09 Apr, 2014, 02:12: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Get Latest Study Material for Academic year 24-25 Click here
×