Solve the problem.From a point on a straight road, John and Fred ride bicycles in opposite directions. John rides 7 miles per hour and Fred rides 10 miles per hour. In how many hours will they be 68 miles apart?
A. 5 hr
B. 3 hr
C. 4 hr
D. Not enough information
Answer: C
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Provide an appropriate response.Simplify and express your answer in terms of positive exponents: (4x)-2
What will be an ideal response?
Find the first 4 terms of the recursively defined sequence.a1 = -2, an + 1 = an + 7
A. -2, 7, 14, 21 B. 5, 12, 19, 26 C. 0, 7, 14, 21 D. -2, 5, 12, 19
Find the dot product v ? w.v = -15i + 7j,
w = 9i - 6j
A. -42 B. -135 C. -177 D. -93
The table shows Jose's expenses for one month. Use the table to answer the question.How much more did Jose spend on rent than on entertainment?Monthly ExpensesRent$417Food$187Car repairs, gas$113.30Utilities$51.30Phone (long distance)$56.13Phone (local)$21.72Drumming lessons$101Entertainment$57.79
A. 474.79 B. 359.21 C. 7.22 D. 367.13