HARD
10th CBSE
IMPORTANT
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A two-digit number is 4 times the sum of its digits. If 18 is added to the number, the digits are reversed. Find the number.

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Important Questions on Pair of Linear Equations in Two Variables

HARD
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 3 - Pair of Linear Equations in Two Variables>EXERCISE>Q 12
A two-digit number is 4 times the sum of its digits and twice the product of the digits. Find the number.
HARD
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 3 - Pair of Linear Equations in Two Variables>EXERCISE>Q 13

A two-digit number is 3 more than 4 times the sum of its digits. If 18 is added from the number the digits are reversed. Find the number.

MEDIUM
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 3 - Pair of Linear Equations in Two Variables>EXERCISE>Q 14

The sum of digits of a two-digit number is 15. The number obtained by interchanging the digits exceeds the given number by 9. Find the number.

HARD
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 3 - Pair of Linear Equations in Two Variables>EXERCISE>Q 15
A two-digit number is such that the product of its digits is 35. If 18 is added to the number, the digits interchange their places. Find the number. 
MEDIUM
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 3 - Pair of Linear Equations in Two Variables>EXERCISE>Q 16
A two-digit number is such that the product of its digits is 18. When 63 is subtracted from the number, the digits interchange their places. Find the number.
MEDIUM
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 3 - Pair of Linear Equations in Two Variables>EXERCISE>Q 17
The sum of the numerator and denominator of a fraction is 12. If the denominator is increased by 3, then the fraction becomes 12. Find the fraction.
MEDIUM
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 3 - Pair of Linear Equations in Two Variables>EXERCISE>Q 18
The sum of the numerator and denominator of a fraction is 4 more than twice the numerator. If the numerator and denominator are increased by 3, they are in the ratio 2:3. Determine the fraction.
HARD
10th CBSE
IMPORTANT
Modern's abc+ of Mathematics for Class 10>Chapter 3 - Pair of Linear Equations in Two Variables>EXERCISE>Q 19
Seven times a two-digit number is equal to four times the number obtained by reversing the order of its digits. If the difference between their digits is 3, find the number.