Solve the following and express each answer in scientific notation.

(5.3*10^4) + (1.3*10^4) =

(7.2*10^-4) / (1.8*10^3=

10^4*10^-3*10^6=

In a long distance race, Adele ran 5 fewer kilometers than twice the number than Bryce ran. Together they ran at least 43 km. What is the least number of kilometers that Adele ran?

Whats equivalent to 32/40

there were 4 1/4 buckets of white paint in henry's shed. if he needed half of his room to paint his living room, how many buckets of paint did Henry need?

Find the area of a circle with a circumference of 20 units squared

Mrs. Danzer's car can travel an average of 24 miles on each gallon of gasoline. How many gallons will she need to travel 348 miles? Let X = Equation? Answer?

What is the slope of a line that is perpendicular to the line Y=-1/3x-6 A. 3 B. - 1/3 C. - 3 D. 1/3

An employee works 21 days per month. If they work an average of 7.5 hours per day, how many hours do they work per month

Simplify 6x + 6 + 5x - 8. 11x - 2 11x + 2 9x

Let r={0, 1, 2, 3} be the range of h (x) = x - 7. the domain of h - 1 (x) is

For the problem 135/5, draw two different ways to break apart the array. Use the Distributive property to write products for each different way.