How far is 7/10 from zero on a number line

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

Combine like terms to make a simpler expression 3z+z

Reinel saves 30% of every pay check. his paycheck last week was 560$. how much did reniel save last week?