Q 2, 3 Ex-3.5 | STD 6 MATHS | Chap-3: PLAYING WITH NUMBERS| PART-22 | NCERT |

Q 6 Ex-3.5 | STD 6 MATHS | Chap-3: PLAYING WITH NUMBERS| PART-25 | NCERT |

Q 5 Ex-3.5 | STD 6 MATHS | Chap-3: PLAYING WITH NUMBERS| PART-24 | NCERT |

Q 1 Ex-3.5 | STD 6 MATHS | Chap-3: PLAYING WITH NUMBERS| PART-21 | NCERT |

Q 4 Ex-3.5 | STD 6 MATHS | Chap-3: PLAYING WITH NUMBERS| PART-23 | NCERT |

Q 7 Ex-3.5 | STD 6 MATHS | Chap-3: PLAYING WITH NUMBERS| PART-26 | NCERT |

Class 10 Exercise 10.2 Question 1 | CBSE Class 10 Ex -10.2 Q1 | NCERT | Class 10 Maths Chapter 10

Let X = {1, 2, 3,.......... 10} and P = {1, 2, 3, 4, 5} . The number of subsets Q of X such that P Delta Q = {3) is __________

Which of the following list of numbers does form an AP? If they form an AP. write the next two terms :(i) 4, 10, 16. 22, . . .(ii) 1,-1, -3,-5, . . .(iii) -2,2,-2,2, . . .(iv)1,1,1,2,2,2,3,3,3, . . .

A company manufactures car batteries of a particular type. The lives (in years) of 40 such batteries were recorded as follows: 2.6 3.0 3.7 3.2 2.2 4.1 3.5 4.53.5 2.3 3.2 3.4 3.8 3.2 4.6 3.72.5 4.4 3.4 3.3 2.9 3.0 4.3 2.83.5 3.2 3.9 3.2 3.2 3.1 3.7 3.44.6 3.8 3.2 2.6 3.5 4.2 2.9 3.6 Construct a grouped frequency distribution table for this data, using class intervals of size 0.5 starting from the interval 2 - 2.5.

Six charges , q_1 = +1 mu C , q_2 = +3 mu C , q_3 = +4 mu C , q_4 = -2 mu C , q_5 = -3 mu C and q_6 = -3 mu C are placed on a sphee of radius 10 cm. The potential at centre of sphere is