How to round to the nearest hundred

What is the answer to 3 (8-a) = 12

Which statement defines the horizontal asymptote? m < n, so y = 0 is the horizontal asymptote. m = n, so y = am / bn is the horizontal asymptote. m = n, so y = 0 is the horizontal asymptote. m > n, so there is no horizontal asymptote.

8x-8=-72 how would I find the answer

What is the area of a circular region whose diameter is 10 centimeters?

How to write a problem with 1/4 : 2 = 1/8

Samsons diner sold 80 milkshakes. 25% of the milkshake had whipped cream on top. How many milkshakes with whipped cream were sold

Estimate the product of 21 and 32

Nathan just bought a car. He models the value, V, in dollars, of the car after t years as V (t) = 21,000 (0.861) ^t. Based on this model, by what percent does the value of Nathan car decrease each year?

Round each decimals to the nearest whole number 6.7

Sally just got back from the vacation with her family. They had been driving for 3 days travelling 8 1/2 hours every day. How many hours were they in the car altogether.