Solve the equation and find the amount of each of the solutions that were combined. What is the amount of 25% vinegar solution?

Present age of man is 45 years, 5 years back his age was 4 times age of his son what is present age of his son?

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)

The base of a rectangular pyramid is 13 inches long and 12 inches wide. the height of the pyramid is 8 inches. what is the volume of the pyramid