Divisibility of 7?? #shorts

[" 6.test the divisibility of the following numbers by "7" : "],[[" (i) "826," (ii) "117],[" (iv) "6021," (vi) "14126],[" 7.test the divisibility of the following numbers by "8:]]

If a number is divisible by both 5 and 7, then it must necessarily be divisible by____

Find the numberof integer between 100 and 1000 that are i.divisible by 7 ii.not divisible by 7.

The number of three digit number ( all digits are different ) which are divisible by 7 and also divisible by 7 on reversing the order of the digits, is

The number of numbers lying between 100 and 500 that are divisible by 7 but not 21 is

An integer is chosen between 0 and 100. What is the probability that it is (i) divisible by 7 (ii) not divisible by 7?

A number is divisible by both 7 and 16. By which other number will that number be always divisible?