Question

A.which is the smallest number , which when divided separately by 15,20 and 30 . will in each case leave 7 as a reminder ?
B. Write down separately the prime and composite numbers less than 20.
Please say the answer

Answer 1

Answer:

Prime numbers less than 20 are 2,3,5,7,11,13,17,19

Composite numbers less than 20 are 4,6,8,9,10,12,14,15,16,18

Step-by-step explanation:

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