Solve the problem by writing and using a system of linear equations.A national wildlife refuge in Michigan has 122 thousand more trees than a national wildlife refuge in Ohio. The total number of trees for both is 330 thousand. Find the number of trees for each.
A. Ohio: 54 thousand trees
Michigan: 176 thousand trees
B. Ohio: 104 thousand trees
Michigan: 226 thousand trees
C. Ohio: 122 thousand trees
Michigan: 244 thousand trees
D. Ohio: 122 thousand trees
Michigan: 208 thousand trees
Answer: B
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Perform the indicated operation.57.2 mm - 2.26 cm (in centimeters)
A. 34.6 cm B. 54.94 cm C. 569.74 cm D. 3.46 cm
Let (m × n) denote a matrix of size m × n. Find the size of the following product, or state that the product is not defined.(2 × 1)(1 × 1)
A. 2 × 2 B. 2 × 1 C. 1 × 2 D. not defined
For the graph of the function y = f(x), find the absolute maximum and the absolute minimum, if it exists.
A. Absolute maximum: f(6) = 5; Absolute minimum: f(1) = 2 B. Absolute maximum: f(2) = 7; Absolute minimum: f(3) = 0 C. Absolute maximum: f(5) = 6; Absolute minimum: f(2) = 1 D. Absolute maximum: f(7) = 2; Absolute minimum: f(0) = 3
Write the ratio in simplest form.An athlete ran 18 miles this week, including 6 miles today. Write the ratio of miles run this week to miles run today.
A. 
B. 
C. 
D. 