Find the cross-product and determine whether the proportion is true or false.
= 
A. 55.125 = 55.125; true
B. 36.75 ? 82.6875; false
C. 54.75 = 36.75; true
D. 55.125 ? 55.125; false
Answer: A
Mathematics
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Write the statement in symbolic form and construct a truth table.Let p: The doctor prescribed medicine. q: The patient has recovered.The doctor did not prescribe medicine, but the patient recovered.
A.
T | T F | T |
T | F F | F |
F | T T | F |
F | F T | F |
B.

T | T F | T |
T | F F | F |
F | T T | T |
F | F T | T |
C.

T | T F | T |
T | F F | F |
F | T T | F |
F | F T | F |
D.

T | T F | F |
T | F F | F |
F | T T | T |
F | F T | F |
Mathematics
Multiply or divide measurement numbers, rounding to the correct precision.43 mi/hr × 2.6 hr
A. 118.2 mi B. 112 mi C. 112.8 mi D. 111.8 mi
Mathematics
Use the graph to determine whether the function is one-to-one.
A. No B. Yes
Mathematics
Perform the indicated operations. Write the answer in simplest form. ÷
A.
B.
C.
D.
Mathematics