NCERT Class 10
A shopkeeper gives books on rent for reading. She takes a fixed charge for the first two days, and an additional charge for each day thereafter. Latika paid ₹22 for a book kept for six days, while Anand paid ₹16 for the book kept for four days. Find the fixed charges and the charge for each extra day.
22
Nov
A shopkeeper gives books on rent for reading. She takes a fixed charge for the first two days, and an additional charge for each day thereafter. Latika paid ₹22 for a book kept for six days, while Anand paid ₹16 for the book kept for four days. Find the fixed charges and the charge for [...]
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A shopkeeper gives books on rent for reading. She takes a fixed charge for the first two days ,
and an additional charge for each day thereafter. Latika paid ₹22 for a book kept for six days ,
while Anand paid ₹16 for the book kept for four days. Find the fixed charges and the charge for each extra day. ,
There are some students in the two examination halls A and B. To make the number of students equal in each hall, 10 students are sent from A to B. But if 20 students are sent from B to A, the number of students in A becomes double the number of students in B. Find the number of students in the two halls.
22
Nov
There are some students in the two examination halls A and B. To make the number of students equal in each hall, 10 students are sent from A to B. But if 20 students are sent from B to A, the number of students in A becomes double the number of students in B. Find [...]
Tags:
10 students are sent from A to B. But if 20 students are sent from B to A ,
the number of students in A becomes double the number of students in B. Find the number of students in the two halls. ,
There are some students in the two examination halls A and B. To make the number of students equal in each hall ,
Two number are in the ratio 5 : 6, If 8 is subtracted from each of the numbers, the ratio becomes 4 : 5. Find the numbers.
22
Nov
Two number are in the ratio 5 : 6, If 8 is subtracted from each of the numbers, the ratio becomes 4 : 5. Find the numbers. If 8 is subtracted from each of the numbers the ratio becomes 4 : 5. Find the numbers. Two number are in the ratio 5 : 6 November [...]
The age of the father is twice the sum of the ages of his two children. After 20 years, his age will be equal to the sum of the ages of his children. Find the age of the father.
22
Nov
The age of the father is twice the sum of the ages of his two children. After 20 years, his age will be equal to the sum of the ages of his children. Find the age of the father. his age will be equal to the sum of the ages of his children. Find the [...]
Two years ago, Salim was thrice as old as his daughter and six years later, he will be four years older than twice her age. How old are they now?
22
Nov
Two years ago, Salim was thrice as old as his daughter and six years later, he will be four years older than twice her age. How old are they now? he will be four years older than twice her age. How old are they now? Salim was thrice as old as his daughter and six [...]
The angles of a triangle are x, y and 40°. The difference between the two angles x and y is 30°. Find x and y.
22
Nov
The angles of a triangle are x, y and 40°. The difference between the two angles x and y is 30°. Find x and y. The angles of a triangle are x y and 40°. The difference between the two angles x and y is 30°. Find x and y. November 22, 2020 Category: Chapter [...]
If (x + 1) is a factor of 2x^3 + ax^2 + 2bx + 1, then find the values of a and b given that 2a – 3b = 4.
22
Nov
If (x + 1) is a factor of 2x^3 + ax^2 + 2bx + 1, then find the values of a and b given that 2a – 3b = 4. If (x + 1) is a factor of 2x^3 + ax^2 + 2bx + 1 then find the values of a and b given that [...]
Write an equation of a line passing through the point representing solution of the pair of linear equations x + y = 2 and 2x – y = 1. How many such lines can we find?
22
Nov
Write an equation of a line passing through the point representing solution of the pair of linear equations x + y = 2 and 2x – y = 1. How many such lines can we find? Write an equation of a line passing through the point representing solution of the pair of linear equations x [...]
Draw the graph of the pair of equations 2x + y = 4 and 2x – y = 4. Write the vertices of the triangle formed by these lines and the y-axis. Also, find the area of this triangle?
22
Nov
Draw the graph of the pair of equations 2x + y = 4 and 2x – y = 4. Write the vertices of the triangle formed by these lines and the y-axis. Also, find the area of this triangle? Draw the graph of the pair of equations 2x + y = 4 and 2x - [...]
By the graphical method, find whether the following pair of equations are consistent or not. If consistent, solve them. (iii) x + y = 3, 3x + 3y = 9
22
Nov
By the graphical method, find whether the following pair of equations are consistent or not. If consistent, solve them. (iii) x + y = 3, 3x + 3y = 9 3x + 3y = 9 By the graphical method find whether the following pair of equations are consistent or not. If consistent solve them. (iii) [...]