how many natural number are exactly divisible by 3 in between 10 and 50
Answers
Answered by
0
Answer:
13
Step-by-step explanation:
12,15,18,21,24,27,30,33,36,39,42,45,48 are the numbers divisible by 3 between 10 and 50.
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Answered by
0
Answer:
13
Step-by-step explanation:
lets say...its an AP:
a=12
d=3( as every multple of 3 has same difference that is 3)
An=48
wehave to find n
so using formula=
An=a+(n-1)d
48=12+(n-1)3
48=12+3n-3
48=9+3n
48-9=3n
39=3n
39/3=n
13=n
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