Which multiplication expression is equivalent to 0.34 + 0.34 + 0.34 + 0.34 + 0.34? 3 × 0.34
4 × 0.34
5 × 0.34
6 × 0.34

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

If f(x) = 4x - 3 and g(x) = x + 4, find (f - g) (x)