Question

12. The least number by which 1470 must be divided to get a number which is a perfect square, is
(a) 5
(b) 6
(c) 15
(d) 30​

Answer 1

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Answer 2

Answer:

the answer is 30

Step-by-step explanation:

1470-2,3,5,7,7

2*3*5=30

1470%30=49

which is a perfect square of 7