Advertisements
Advertisements
प्रश्न
If A × 3 = 1A, then A = ______.
Advertisements
उत्तर
If A × 3 = 1A, then A = 5.
Explanation:
We have, A
× 3
1A
Here, 3 × A is a two-digit number whose unit digit is A.
A can take any value between 0 to 9, but only A = 5 satisfies the product.
Hence, A = 5
APPEARS IN
संबंधित प्रश्न
If sum of the number 985 and two other numbers obtained by arranging the digits of 985 in cyclic order is divided by 111, 22 and 37 respectively. Find the quotient in each case.
Which of the following statement is true?
If a number divides three numbers exactly, it must divide their sum exactly.
Now you try and change these numbers into special numbers —
28
Now you try and change these numbers into special numbers —
273
The difference of three-digit number and the number obtained by putting the digits in reverse order is always divisible by 9 and ______.
If the digit 1 is placed after a 2-digit number whose tens is t and ones digit is u, the new number is ______.
A four-digit number abcd is divisible by 4 if ab is divisible by 4.
If N ÷ 5 leaves remainder 3 and N ÷ 2 leaves remainder 0, then N ÷ 10 leaves remainder 4.
1y3y6 is divisible by 11. Find the value of y.
If 123123A4 is divisible by 11, find the value of A.
