Question

By what number should you multiply the product of 2, 5, 7 and 10, so that the resulting number is perfect square?
1) 2
2) 5
3) 7
4) 3​

Answer 1

3)7

Step-by-step explanation:

the product is 700 i.e 7×10×10

If it is multiply by 7 it becomes perfect square

Answer 2

Answer:

answer is 3 is right......