The upstream speed of the boat is 40 kmph and the speed of the boat in still water is 55 kmph. What is the downstream speed of the boat?
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Which of the following is NOT an effect of Noise Pollution?
The national song of India was composed by
If MENTOR = NVMGLI then PROFESSOR =
The sum of digits of a two-digit number is 9. When the digits are reversed, the number decreases by 45. Find the changed number.
What is the median of the following list of numbers
55, 53, 56, 59, 61, 69, and 31 ?
The average of first 20 multiples of 12 is
If + means x, - means /, x means + and / means -; compute the value of the expression
36 - 4 + 7 x 8