Number System
Practice Questions
The sum of the digits of a two-digit number is 10. If 18 is subtracted from this number, the digits of the resulting num...
#2Simplify $$ 24 \div 4 \times 2 + 8 - 4 $$. ...
#3On dividing a number by 38, we get 90 as the quotient and 19 as the remainder. What is the number?...
#4Difference in the place values of 3 used at two places in the number 934530 is: ...
#5What is the smallest square number which is divisible by 4, 6, and 32? ...
#6Which of these numbers 6400, 125, 261, and 4913 is not a perfect cube? ...
#7In a 2-digit number, the unit's digit is 5 more than the ten's digit. If 5 times the given number is 24 more than two t...
#8The average of five consecutive natural numbers is 50. What is the product of the smallest and the largest of the numbe...
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