Stephen ran 5/10 kilometer. then he ran 20/100 kilometer. how much farther does Stephen need to run to complete 1 kilometer?

A block has a volume of 0.07 m3 and a density of 3,500 kg/m3. What's the force of gravity acting on the block (and weight) in the air?

Use substitution to solve the system. 2x-8=y 5x-3y=19

Which of the following is the solution set to the inequality - 2/5x+14>20? Select one: A. x < - 64 B. x > - 64 C. x < - 15 D. x > - 15

19 + (11+37) is identity property of addition? what property did he use

What does d/3+10=14 equal?

Determine whether the following question is a statistical question. If it is a statistical question, identify the units for the answer. An antique collector wants to know the age of a particular chair in a shop.

Genius society requires an IQ that is in the top 2% of the population in order to join. If an IQ test has a mean of 100 and a standard deviation of 15, what is the minimum qualifying score to join the genius society?

If 2a=9-b and 4a=3b-12, what is the value of a?

What's the slope intercept form?

Solve the inequality. |2x + 9| < 25