Answer:
75:3 is the original one. 3 goes into both numbers, so simplify by dividing/3
25:1 is the unit or 25 miles per gallon
{<em>q</em>, <em>r</em>, <em>s</em>} consists of 3 elements, so there are 2³ = 8 possible subsets.
• empty set: { }
• every possible singleton set: {<em>q</em>}, {<em>r</em>}, {<em>s</em>}
• every possible pair: {<em>q</em>, <em>r</em>}, {<em>q</em>, <em>s</em>}, {<em>r</em>, <em>s</em>}
• the set itself: {<em>q</em>, <em>r</em>, <em>s</em>}
Answer:
May 4th
The pattern goes like this
May 4th, May 8th, May 12th, May 16th, ...
