What is the title of this picture D-18?

What are the two complementary and mutually supporting communitites within the army profession? What is one- half of two - thirds? What is the ratio of the diameter of the length of its radius? How do you write one and fifty-four hundredths? Can zero be used as a radical? What is 15 plus 23 more? How many 1000 dollar bills is in a million? What is the sum 5 sixths and 1 fourth? How many 18x18 pavers to cover 7'x7'? What are all the common factors of 9 and 25? What is three percent thrty five thousand dollars? What are logarithms and how are they solved? How much room did you have in the trenches? What is 15x40? How do you factor a trinomial in two variables like y2-6yz plus 5z2? What is the percent of two over three? What is 71 divided by 3479? What percent is 87 of 145? Is hundred thousands greater than ten thousands? How many meters in 0.01 km?