Advertisements
Advertisements
प्रश्न
Test the divisibility of the following numbers by 7:
2345
उत्तर
To determine if a number is divisible by 7, double the last digit of the number and subtract it from the number formed by the remaining digits. If their difference is a multiple of 7, the number is divisible by 7.
2345 is divisible by 7.
We have 234 − 2 × 5 = 224, which is a multiple of 7.
APPEARS IN
संबंधित प्रश्न
Test the divisibility of the following number by 2:
2650
Test the divisibility of the following numbers by 5:
23590
Test the divisibility of the following numbers by 5:
35208
Test the divisibility of the following numbers by 7:
117
Test the divisibility of the following numbers by 8:
2138
Test the divisibility of the following numbers by 8:
136976
Test the divisibility of the following numbers by 9:
257106
Test the divisibility of the following number by 11:
66311
In the following number, replace * by the smallest number to make it divisible by 9:
6702*
Which of the following numbers is divisible by 11?
