Sarthaks APP
+1 vote
1.3k views
in Mathematics by (128k points)

(iii) Yash scored 40 marks in a test, getting 3 marks for each right answer and losing 1 mark for each wrong answer. Had 4 marks been awarded for each correct answer and 2 marks been deducted for each incorrect answer, then Yash would have scored 50 marks. How many questions were there in the test?
(iv) Places A and B are 100 km apart on a highway. One car starts from A and another from B at the same time. If the cars travel in the same direction at different speeds, they meet in 5 hours. If they travel towards each other, they meet in 1 hour. What are the speeds of the two cars?
(v) The area of a rectangle gets reduced by 9 square units, if its length is reduced by 5 units and breadth is increased by 3 units. If we increase the length by 3 units and the breadth by 2 units, the area increases by 67 square units. Find the dimensions of the rectangle.

Please log in or register to answer this question.

1 Answer

0 votes
by (1.2k points)
edited ago by

This is your answer

Exercise 3.5 Class 10 Maths NCERT Solutions Pair Of Linear Equations In Two Variables Q4.2

Exercise 3.5 Class 10 Maths NCERT Solutions Pair Of Linear Equations In Two Variables Q4.3

Exercise 3.5 Class 10 Maths NCERT Solutions Pair Of Linear Equations In Two Variables Q4.4

Sarthaks APP

Related questions

Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. Students (upto class 10+2) preparing for All Government Exams, CBSE Board Exam, ICSE Board Exam, State Board Exam, JEE (Mains+Advance) and NEET can ask questions from any subject and get quick answers by subject teachers/ experts/mentors/students.

Categories

...