Solved Examples from Practice Set 1.5 Linear Equations in Two Variables | SSC Class 10 Algebra

Описание: This Video explains the solved examples (Word Problems) just before Practice Set 1.5 Class 10 of Linear Equations in Two Variables Chapter 1.

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00:00 - Introduction
00:43 - Solved Example 1
Ex. (1) The perimeter of a rectangle is 40 cm. The length of the rectangle is more than double its breadth by 2. Find length and breadth.

07:35 - Solved Example 2

Ex. (2) I have some analogue wrist watches and some digital wrist watches. I am going to sell them at a discount

Sale of 1st day:Analogue watch = 11, Digital watch = 6, Received amount = Rs. 4330.

Sale of the 2nd day:
Analogue watch = 22, Digital watch = 5, Received amount = Rs. 7330

Find selling price of wrist watch of each type

17:55 - Solved Example Ex(3)

A boat travels 16 km upstream and 24 km downstream in 6 hours.
The same boat travels 36 km upstream and 48 km downstream in 13 hours.
Find the speed of water current and speed of boat in still water.

31:52 - Solved Example Ex(4)
Ex. (4) A certain amount is equally distributed among certain number of students. Each would get Rs. 2 less if 10 students were more and each would get Rs. 6 more if 15 students were less. Find the number of students and the amount distributed.

42:41 - Solved Example Ex(5)
Ex. (5) A three digit number is equal to 17 times the sum of its digits; If the digits are reversed, the new number is 198 more than the old number ; also the sum of extreme digits is less than the middle digit by unity. Find the original number.