What is the value of 2 consecutive natural numbers, sum of whose squares is 145?
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Which smallest number must be subtracted from 400, so that the resulting number is completely divisible by 7?
Product of digits of a 2-digit number is 18. If we add 63 to the number, the new number obtained is a number formed by interchange of the digits. Find the number.
The 3rd and 6th term of an arithmetic progression are 19 and 37 respectively. What is the 13th term?
Which value among 53, 64,126,27612 is the largest?
The sum of three consecutive even integers is 84. Which is the least integer among them?
Sum of twice a fraction and 5 times its reciprocal is 7. What is the fraction?
What is the largest 4 digit number that is exactly divisible by 93?