Round 20, 820 to the nearest thousand

Who wrote down the equation for the law of gravitation?

79percent as a fraction n its simplest form

sand is falling at the rate 27 cubic feet per minute onto a conical pile whose radius is always equal to its height. how fast is the height of the pile growing when the height is exactly (a) 3 feet (b) 6 feet (c) 9 feet.

A bag has 2 yellow, 7 red, and 1 green marble. What is the probability of picking a green marble, replacing it, and then picking a yellow marble?

Three differnt way to wright 3,705.692

Country Population (1997 estimate) Area (square km) U. S. 272,648,000 9,364,520 Romania 22,609,000 237,391 Ghana 18,339,000 237,533 Which of these countries has the greatest population density? Which has the least?

Whats the square root of 2562634

Difference between 136 and - 50

A tortoise is walking in the desert. It walks for 3.75 meters at a speed of 3 meters per minute. For how many minutes does it walk?

Hypotenuse of a right triangles whose legs are square root of 10 and sqare root of 15