Write the digit on the blank which occupies the place value​

Students are given 3 minutes to complete each multiple-choice question on a test and 8 minutes for each free-responsequestion. there are 15 questions on the test and the students have been given 55 minutes to complete itwhich value could replace x in the table? 5507-m23-m8(15-m)8(15)-m

Which best explains why this triangle is or is not a right triangle ?

Write the equations in logarithmic form 10^3=1,000