Which of the following is a natural number?, -5, 0, 7, 2.5, Which of these numbers is an integer but not a natural number?, 3, -1, 1.5, √2, Which of the following is a rational number?, π, 2.5, √3, e, Which of the following numbers is irrational?, 5/2, √2, 0.25, -3, What type of number is 0?, Natural, Integer, Rational, All of the above, Which of these is an ordinal number?, 2nd, 5, 0, -4, Which of these sets contains only real numbers?, {π, 3, √2}, {√-1, 5, -3}, {e, 2, 2/3}, {π, i, -4}, Which number is an example of an irrational number?, 22/7, √5, 3.25, 7, Which number is both rational and real?, π, √2, 4.5, e, Which of the following numbers is not a real number?, -7, 3/4, √-9, 0.333.., What is the base of the binary number system?, 10, 8, 2, 16, In a base-16 system, what does the digit 'A' represent?, 10, 11, 12, 15, How many distinct symbols are used in the hexadecimal number system?, 2, 8, 10, 16, In the decimal system, what does the digit '5' in 752 represent?, 5 ones, 5 tens, 5 hundreds, 5 thousandths, What is the value of the digit '3' in the binary number 11011?, 1, 2, 8, 16, Which of the following number systems is positional?, Roman numerals, Decimal, Ordinal, Natural, In the binary system, what is the value of the binary number 101?, 2, 3, 5, 7, In the base-8 (octal) number system, which of the following numbers is valid?, 128, 457, 567, 345, Which of the following is a characteristic of positional number systems?, They use only one digit., The position of a digit affects its value., All digits have the same value., They are not used in modern computation., How many digits are used in the base-10 syst, 2, 8, 10, 16.

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