Humans can hear sounds with frequencies up to 20,000 Hz, while dolphins can hear sounds as high as 150,000 Hz. Write these numbers in scientific notation.

How do I write n+5n= 12c-c = and - 4j-1-4j+6 = in simplest form?

What is the Y and X intercept of 3x-y=3

What is 70% written as a decimal?

If f (x) = x/2+8 what is f (x) whenx = 10?

Which is the graph of f (x) = 0.5 (4) x?

David orders a total of 15 bags of wood that weigh a total of 63.75 lb. how much does one bag of wood weigh?

Sam packed 42kg of rice into one big bag and 6 small ones which are of the same size. the big bag contained 3/7 of the rice. how many kilograms of rice did each small bag contained?

Which of the following expressions is written in scientific notation? 0.3 x 104 2 x 10-5 10 x 103 12 x 10-3

What is the slope of the line? y+3 = - 4 (9x+7)

A college has a 30% completion rate, meaning that 30% of all students who start at the college complete their studies. The president of the college sets a goal of increas ing this number by 50%. What will the completion rate goal be as a percent?