How many liters of a 90% of concentrated acid needs to be mixed with a 75% solution of concentrated acid to get a 30 liter solution of 78% concentrated acid?
a) 8 b)9 c) 7 d)6
Is there any difference between following declarations ?
(i) : extern int fu ();
(ii) : int fun();
A)Both are identical B)No difference except ectern int fun(); is probably in another file C)int f
Q. If the tank is half full and set X and set y are closed, how many minutes will it take for set Z to empty the tank if alternate taps of set Z are closed.
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Don't learn Mathematics just to prove that you are not a mentaly simple person but learn it to prove that you are intelligentLinda
2 is not equal to 3 – not even for very large values of 2.Unknown
M4Math helped me a lot.Vipul Chavan 1 Month ago
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