An x-ray of a leg bone fracture was made. On the x-ray film a crack in the bone measured 6.25cm in length. A measuring rod with an actual length of 10.0cm was x-rayed beside the leg. The rod's length was measured to be 12.5cm on the s-ray film. What is the actual length of the crack in this bone?

A. 7.8cm
B. 5.0cm
C. 7.5cm
D. 6.25cm


Answer: B

Mathematics

You might also like to view...

Translate the argument into symbolic form. Then use a truth table to determine whether the argument is valid or invalid. (Ignore differences in past, present, and future tense.)There must be a cease-fire or there is fighting. ? There is no cease-fire.

What will be an ideal response?

Mathematics

Solve. Write the answer in simplest form.Maria exercises for 1 hours every Saturday. She runs for  of the time that she exercises. How much time does she spend running every Saturday?

A. 1 hours
B. 2 hours
C.  hour
D.  hour

Mathematics

Solve the problem.Doctors predict that by administering a vaccine, the number of new cases of a certain childhood disease will decrease by half each year. If 600 people were afflicted with the disease in 2017, estimate the number of new cases in 2022. (Round to the nearest whole number, if necessary.)

A. 38 new cases in 2022 B. 19 new cases in 2022 C. 75 new cases in 2022 D. 9 new cases in 2022

Mathematics

Solve.A total of 5 gal 3 qt of oil has been removed from a 45-gallon drum. How much oil still remains in the container?

A. 39 gal 1 qt B. 40 gal 3 qt C. 40 gal 1 qt D. 39 gal 5 qt

Mathematics