Round 683,492 to the nearest hundred thousand, A. 600,000
B. 683,000
C. 680,000
D. 700,000

Plz hurry

Evaluate this using ! 0.25^2 x 2.4 + 0.25 x 2.4^2 − 0.25 x 2.4 x 0.65

Taylor wants to paint his rectangular deck that is 41 feet long and 24 feet wide. a gallon of paint covers about 350 square feet. how many gallons of paint will taylor need to cover the entire deck? round your answers to two decimal places when necessary.

What is the gcf of 20c^3-5c^4+30c^6