How does the human body naturally create negative ions?

Shruthi has a total of ₹590 as currency notes in the denominations of ₹50, ₹20 and ₹10. The ratio of the number of ₹50 notes and ₹20 notes is 3:5. If she has a total of 25 notes, how many notes of each denomination she has?

Alinehasa y-intercept of 6 and a slope of 0. What is its equation in slope-intercept form?

What would be the verbal expression of "the quotient of 45 and r"?

What is the mean of the data set? 3 11 7 5 14 8 9 11 10

Anya is drawing a circle graph. She has one section left to label. What percentage must section y represent in her circle graph?

A square pyramid is shown. What is the surface area? A square based pyramid, with bases labeled 1.5 centimeters and side length of triangle labeled 3 centimeters.

758% as a decimal to the thousands place is ...

3 2/9 = ?/? what is 3 2/9 as a improper fraction

Nadal invests $5678 at an annual interest rate of 4.5% for 6 years. For which variable can nadal substitute the value 5678 in the simple interest formula?

4 divided by 630 equals?