Which smallest number must be subtracted from 400, so that the resulting number is completely divisible by 7?
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The sum of a non-zero number and thrice its reciprocal is 52/7. Find the number.
A number is greater than 58 times its reciprocal by 3/4. What is the number?
The sum of three consecutive even integers is 84. Which is the least integer among them?
What is the sum of the first 11 terms of an arithmetic progression if the 4th term is 11 and the 7th term is -4?
What is the value of 2 consecutive natural numbers, sum of whose squares is 145?
A number is greater than twice its reciprocal by 31/4. Find the number.
What is the sum of the first 13 terms of an arithmetic progression if the first term is -10 and last term is 26?