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The rightmost non-zero digit of number 30²⁷²⁰ is

1 3 7 9

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This Chapter Number-System-Aptitude-questions consists of the following topics

LCM of two numbers is 936. If their HCF is 4 and one of the numbers is 72, the other is

The rightmost non-zero digit of number 30²⁷²⁰ is

When we reverse the digits of the number 13, the increases by 18. How many other two digit numbers increases by 18 when their digits are reversed?

The rightmost non-zero digit of the number 30<sup>2720</sup> is

Number System Aptitude questions

Arithmetic-Aptitude