HARD
9th Chhattisgarh Board
IMPORTANT
Earn 100

If one angle of a triangle is 15° more than its second angle. The third angle is 25° more than double the second angle. Find the three angles of a triangle.

Important Questions on Linear Equation in One Variable

MEDIUM
9th Chhattisgarh Board
IMPORTANT
Mathematics Class - 9>Chapter 5 - Linear Equation in One Variable>Exercise>Q 4
Find three consecutive odd numbers when three times of their sum is 5 more than 8 times the middle number.
MEDIUM
9th Chhattisgarh Board
IMPORTANT
Mathematics Class - 9>Chapter 5 - Linear Equation in One Variable>Exercise>Q 5
If one side of a triangle is 14 of its perimeter, other side is 7 cm and third side is 25 of its perimeter, then find the perimeter of the triangle.
HARD
9th Chhattisgarh Board
IMPORTANT
Mathematics Class - 9>Chapter 5 - Linear Equation in One Variable>Exercise>Q 6
Sum of the digits of a two-digit number is 8. The number obtained by interchanging the digits exceeds the original number by 18. Find the number.
MEDIUM
9th Chhattisgarh Board
IMPORTANT
Mathematics Class - 9>Chapter 5 - Linear Equation in One Variable>Exercise>Q 7
The ages of Vimla and Sarita are in the ratio of 7:5. Four years later, their ages will be in the ratio 4:3. Find their ages.
MEDIUM
9th Chhattisgarh Board
IMPORTANT
Mathematics Class - 9>Chapter 5 - Linear Equation in One Variable>Exercise>Q 8
Alka thinks of a number, she adds 5 to it. To this she adds double of the original number and then subtracts 10 from it to get 40. Find the number.
MEDIUM
9th Chhattisgarh Board
IMPORTANT
Mathematics Class - 9>Chapter 5 - Linear Equation in One Variable>Exercise>Q 9
Difference between two positive integers is 40. The integers are in the ratio 2:3. Find the integers.
MEDIUM
9th Chhattisgarh Board
IMPORTANT
Mathematics Class - 9>Chapter 5 - Linear Equation in One Variable>Exercise>Q 10
Sum of three consecutive multiples of 5 is 555. Find these multiples.
EASY
9th Chhattisgarh Board
IMPORTANT
Mathematics Class - 9>Chapter 5 - Linear Equation in One Variable>Exercise>Q 11

Age of Rohit is 5 more than twice of Pradeep's age. 6 year ago, age of Pradeep was 13 of Rohit's age. Find their ages.