Advertisements
Advertisements
प्रश्न
If B × B = AB, then either A = 2, B = 5 or A = ______, B = ______.
Advertisements
उत्तर
If B × B = AB, then either A = 2, B = 5 or A = 3, B = 6.
Explanation:
B
Given, × B
A B
Here, B × B is a two-digit number, whose unit digit is B, therefore the value of B is either 5 or 6.
If B = 5, then A = 2 and If B = 6, then A = 3.
APPEARS IN
संबंधित प्रश्न
Without performing actual addition and division write the quotient when the sum of 69 and 96 is divided by
(i) 11
(ii) 15
Which of the following statement is true?
If a number divides three numbers exactly, it must divide their sum exactly.
Which of the following statement is true?
If two numbers are co-prime, at least one of them must be a prime number.
Which of the following statement is true?
The sum of two consecutive odd numbers is always divisible by 4.
If 5A × A = 399, then the value of A is ______.
If 6A × B = A 8 B, then the value of A – B is ______.
The difference of three-digit number and the number obtained by putting the digits in reverse order is always divisible by 9 and ______.
A number is divisible by 11 if the differences between the sum of digits at its odd places and that of digits at the even places is either 0 or divisible by ______.
If a number a is divisible by b, then it must be divisible by each factor of b.
1y3y6 is divisible by 11. Find the value of y.
