Add or subtract. Write the answer in lowest terms. + 

A.
B.
C.
D.


Answer: B

Mathematics

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Solve the problem.At noon, ship A was 15 nautical miles due north of ship B. Ship A was sailing south at 15 knots (nautical miles per hour; a nautical mile is 2000 yards) and continued to do so all day. Ship B was sailing east at 5 knots and continued to do so all day. The visibility was 5 nautical miles. Did the ships ever sight each other?

A. No. The closest they ever got to each other was 5.7 nautical miles. B. No. The closest they ever got to each other was 4.7 nautical miles. C. Yes. They were within 3 nautical miles of each other. D. Yes. They were within 4 nautical miles of each other.

Mathematics

Give a written response.You are given information about three numbers, which you are to arrange from smallest to largest.Number A: sign is negative; Absolute value is: 1.2Number B: sign is negative ; Absolute value is: 2.3Number C: sign is negative; Absolute value is: 1.7What will the order be? Explain.

What will be an ideal response?

Mathematics

Plot and interpret the appropriate scatter diagram.The one-day temperatures for 12 world cities along with their latitudes are shown in the table below. Make a scatter diagram for the data. Describe what happens to the one-day temperatures as the latitude increases.Latitude (degrees) Temperature (F)°

What will be an ideal response?

Mathematics

Use the even-odd properties to find the exact value of the expression. Do not use a calculator.cot 

A. - 
B.
C. -
D.

Mathematics