नियंत्रण एवं समन्वय | Control & Coordination | Menti Quiz | Class 10 Biology Chapter 7 | Doubtnut

Class 10 Science | Chapter 7 Control and Coordination | Important Questions and Quick Revision

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Class 12 Biology | Chapter 7 | Evolution | Important Questions and Quick Revision |

Class 10 Maths | Chapter 7 | Coordinate Geometry | Important Questions | Quick Revision

Class 10 Social Science | Contemporary India | Chapter 7 Lifelines of National Economy| Important Questions and Quick Revision |

Form the pair of linear equations in the following problems, and find their solutions graphically. (i) 10 students of Class X took pan in a Mathematics quiz. If the number of girls is 4 more than the number of boys, find the number of boys and girls who took part in the quiz. (ii) 5 pencils and 7 pens together cost Rs 50, whereas 7 pencils and 5 pens together cost Rs 46. Find the cost of one pencil and that of one pen.

Class 10 English | Chapter 7 Glimpses of India | Important Questions and Quick Revision

Level-3 11. On Vanmahotsva day, students of class IX were asked to get saplings & develop nursery in the triangular region allotted to them as in the figure given below: A 2 3 4 5 6 7 8 9 10 (i) Find the coordinates of the vertices P, Q, R (ii) Find the area in which the nursery has been developed

Class 10 Social Science| Democratic Politics Chapter 7 | Outcomes of Democracy| Important Questions | Quick Revision

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