Explain why adding two multiples of 6 will always result in another multiple of 6

Round 64.712 to the nearest hundredth

From the top of a 150-ft building, Polly observes Tony driving a car toward her. If the angle of depression to the car changes from 18 deg to 42 deg during the observation, how far does the car travel?

Sally can paint a room in 9 9 hours while it takes steve 4 4 hours to paint the same room. how long would it take them to paint the room if they worked together?

What is 51600 to the nearest whole number?

3 rectangular prisms have combined volume of 518 ft³ prism a has 1/3 of the volume of prism B and prisms B &C have equal volume what is the volume of each prism

John ran around a track that was 1/8 of a mile long. he ran around the track 24 times. how many miles did John run?

complete each ordered pair so that it is a solution of the given linear equation * -5y=-6; (,1), (14,)

The sum of two numbers is 14. the larger number minus three times the lesser number - 2. what is the lesser number?

What is 11/12 minus 3/20

At the Kansas City Airport, a group of pilots for Skyways and Yellow Jet airlines were asked whether their flights were flying east or west. The two-way table shows their answers.