1.

Find which of the following numbers are divisible by 15 :(i) 960(ii) 8295(iii) 10243(iv) 5013

Answer»

A number is divisible by 15, if it is divisible by both 3 and 5

(i) 960

960 is divisible by both 3 and 5.

960 is divisible by 15

(ii) 8295

8295 is divisible by both 3 and 5.

8295 is divisible by 15

(iii) 10243

10243 is not divisible by both 3 and 5

10243 is not divisible by 15

(iv) 5013

5013 is divisible by both 3 but is not divisible by 5.

5013 is not divisible by 15.



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