Evaluate the expression when a = 7 and b=6. b+8a

4. The distance from lan's home to the museum is 2,640 yards. Is it reasonable to say that lan's home is more than 9,000 feet away from the museum?

John threw a surpise birthday party for hs friend. Food, drinks, and a Dj cost 480 for a group of 32 people. Write and solve an equation to find the cost c per person.

The number of cars sold at a dealership over several weeks is given below. 14, 23, 31, 29, 33 What is the standard deviation for this set of population data?

There are 40 entries in the science Fair how many ways can they finish in first second and 3rd place. A. 240 b. 1,480 c. 12,640 d. 59,280

Express 5.43 x 10-4 in standard notation.

Is c=4 a solution of the equation 50 = 6c

What is the answer to r+5=7r+23

Let g (x) = 2x and h (x) = x2 + 4. Evaluate (h ∘ g) (-5). A. 104 B. - 246 C. 146 D. 250

Find 2 consecutive odd integers who's sum in - 88

Mars is 57 million miles away. Presently, spaceships go about 16,000 miles per hour. How long would it take a spaceship to get to Mars? (Round your answer to the nearest day.)