Latest IIT-JEE Aptitude Question SOLUTION: The molarity of a solution obtained by mixing 750
mL of 0.5(M)HCl with 250 ml of 2(M)HCl will be-
(1) 1.75 M (2) 0.975 M
(3) 0.875 M (4) 1.00 M
The difference between a two-digit number and the number obtained by interchanging the digits is 36. What is the difference between the sum and the difference of the digits of the number if the ratio between the digits of the number is 1 : 2 ?
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