Find the acute angle, in degrees, between the lines.y = 
x + 14 and y = - 
x + 14
A. 60°
B. 45°
C. 30°
D. 75°
Answer: A
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Write the percentage as a fraction or decimal, as indicated.Write as a fraction.3800%
A. 38 B. 380 C. 76 D. 19
The associative and commutative properties for addition allow for three or more integers to be added in any order. Find the given sum.2 + (-1) + 6
A. -3 B. -5 C. 9 D. 7
Solve the problem.You inherit $70,000 from a very wealthy grandparent, with the stipulation that for the first year, the money must be invested in two stocks paying 4% and 10% annual interest, respectively. How much should be invested at each rate if the total interest earned for the year is to be $4000?
A. $30,000 invested at 4%; $40,000 invested at 10% B. $40,000 invested at 4%; $30,000 invested at 10% C. $50,000 invested at 4%; $20,000 invested at 10% D. $20,000 invested at 4%; $50,000 invested at 10%
Add or subtract. Express the answer as a mixed number.
A. 7
B. 8
C. 7
D. 6