Ann can build a model car in 3 hours, while sam can build the same model in 6 hours. how many hours would it take for them to build the model together? (set up rational equation, and solve for x! )

What is the prime factorization of 230

Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w

If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.