Question
Solution
A number is increased by 20% then reduced by 20%. If final value is 144, find original number.
Find the difference between minimum and maximum value of 'i' such that '8i2470' is always divisible by 3.
If the numerator of a fraction is increased by 200% and the denominator is increased by 400%, the resultant fraction is 9/25 . What was the original fra...
Find the greatest 4-digit number which is exactly divisible by 12, 15 and 18.
When a least four-digit number 'x' is divided by 120, 100, and 80, it leaves a remainder of 15 in each case. What least number must be added to 'x' so t...
Rs 720 is to be divided among P, Q and R so that P gets 3/5 of Q’s share and R gets 1/3 of P’s share. Share of R is:
  find the value of this?Â
How many 4-digit numbers greater than 3000 can be formed using the digits 1, 2, 3, 4, 5 without repetition?
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