Solve the variation problem.The amount of simple interest earned on an investment over a fixed amount of time is jointly proportional to the principle invested and the interest rate. A principle investment of $4800.00 with an interest rate of 3% earned $720.00 in simple interest. Find the amount of simple interest earned if the principle is $3800.00 and the interest rate is 2%.
A. $38,000.00
B. $570.00
C. $480.00
D. $380.00
Answer: D
Mathematics
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Give a verbal description of the subset of real numbers represented by the following inequality and sketch the subset on the real number line. ? x ? 3 ?
A. x ? 3 denotes the set of all real numbers less than or equal to 3.
B. x ? 3 denotes the set of all real numbers greater than or equal to 3.
C. x ? 3 denotes the set of all real numbers less than or equal to 3.
D. x > 3 denotes the set of all real numbers greater than 3.
E. x ? 3 denotes the set of all real numbers less than or equal to 3.
Mathematics
Use a calculator to find the function value. Give your answer rounded to seven decimal places, if necessary.csc 15°34'
A. 3.7283457 B. 3.7263457 C. 3.7273457 D. 3.7253457
Mathematics
Provide an appropriate response.True or false? The statement cos-1(cos x) = x for all real numbers in the interval -? ? x ? ?.
A. True B. False
Mathematics
Find the exact or approximate circumference of the circle, as indicated.Find the exact circumference.
A. 116? yd B. 3364? yd C. 58? yd D. 29? yd
Mathematics