The high temperature on Monday was recorded as 34°F. The low temperature on the same day was −5°F. What is the difference between the high and low temperature for Monday?

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary

Find the value of x for which the lines are parallel.

Atorch and a battery cost 2.50 altogether. the torch costs 1.50 more than the battery. what fraction of the total price is the torch? give your answer in its simplest form.