Combinations - Selections From Different Objects#!#CBSE 2023 Term II #!#Prepare With Doubtnut Score More Than 95%

No. of combinations by selecting one or more than one object out of n objects is:

The runs scored by Sachin Tendulkar in different years is given below: What is the porbability that in a year Sachin scored more than 3000 runs?

Each of the questions below consists of a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statement are sufficient to answer the question . Read both the statements and - How many students scored more than B in a class of 25 students ? I. More than four but less than ten students scored more than that of B. B's rank is an odd number. Seventeen students scored less than D. II. The rank of C is 16 the from the last . B got more marks than C. Only two students are there between B and C.

The bar chart given below shows the runs scored by a batsman in 10 different images In how many innings has the batsman scored more than the average runs?

In the normal position, an object has 12 electrons more than normal, an another object has 7 electrons which is less than a normal condition. If these objects come closer then charge on combined object will be

Read the following statements about cell division and select the correct ones. (i) M phase represents the phase when actual cell division occurs and I phase represetns the phase between two successive M phases. (ii) In the 24 hours average duration of cell cycle of a human cell, cell division proper lasts for only about an hour. (iii) M phase constitutes more than 95% of the duration of cell cycle.