Solve the problem.An economy consists of steel and coal. The steel industry consumes $ 0.25 of coal and $ 0.02 of steel to produce $1 of steel. The coal industry requires $0.04 of coal and $0.01 of steel to produce $1 of coal.(a) If the total production in millions of dollars of steel and coal is given by the matrix X = 
, find the amounts of steel and coal used in production.(b) Compute the amounts of steel and coal available which can be consumed or exported.
What will be an ideal response?
| (a) |   =  , that is $70,000 steel, $620,000 coal. |
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Solve the problem.Given the acceleration, initial velocity, and initial position of a body moving along a coordinate line at time t, find the body's position at time t.a = 20, v(0) = 17, s(0) = 3
A. s = -10t2 - 17t + 3 B. s = 20t2 + 17t + 3 C. s = 10t2 + 17t D. s = 10t2 + 17t + 3
Assets that contribute to creating value for customers but are not physically identifiable are known as
A. tangible resources B. intangible resources C. real options D. property, plant and equipment
Perform the indicated operation.
A. 9x9 B. 3x4 - 12x5 C. -6x7 + 6x2 D. 3x4 + 6x2
Fill in the blank with one of the words or phrases listed below.
A symbol used to represent a number is called a(n) 
.
A. base B. numerator C. denominator D. variable