Which of following can never be ending of a perfect square?

The remainder of $$\frac{{{{32}^{{{32}^{32}}}}}}{7}:$$

If the sum of two numbers is 3 and the sum of their squares is 12, then their product is equal to -

The unit digit in the product 7<sup>71</sup> × 6<sup>63</sup> × 3<sup>65</s…

The remainder of $$\frac{{{6^{36}}}}{{215}}:$$

The remainder when 10<sup>10</sup> + 10<sup>100</sup> + 10<sup>1000</sup> + . . . . …

If two numbers are each divided by the same divisor, the remainder are respectively 3 and 4. If the sum of two numbers b…

Which of the following is the smallest fraction ? $$\frac{8}{{25}},$$ $$\frac{7}{{23}},$$ $$\frac{{11}}{{23}},$$ $$\frac…