Translate the problem to a system of equations and then solve.Justin and Tisha are hiking north along the same trail. Tisha is hiking at a comfortable rate of 3 mph and passes a large hollow hickory tree at 1:32 PM. Justin is speeding along at a brisk rate of 6 mph and passes the tree at 3:02 PM. At what time will Justin catch up to Tisha?
A. 4:27 PM
B. 4:32 PM
C. 4:47 PM
D. 4:42 PM
Answer: B
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Write a chain rule formula for the following derivative.
for z = f(r, s); r = g(t), s = h(t)
A. 
= 
+ 
B. 
= 
+ 
C. 
= 
D. 
= 
+ 
Solve.log2 x = -3
A. 
B. -1
C. 
D. -6
Solve the problem using the information given in the table and the last- in, first-out inventory method. Round dollar amounts to the nearest cent.Determine the unit costs for units in the ending inventory. 57 units are in the ending inventory from the units that were purchased first. Beginning inventory: 90 units at $33.82 March 8: 70 units at $28.11 June 10: 65 units at $37.51 August 12: 40 units at $21.08
A. First purchases: 57 units @ $28.11 per unit B. First purchases: 57 units @ $33.82 per unit C. First purchases: 57 units @ $21.08 per unit D. First purchases: 40 units @ $33.82 per unit
Perform the conversion.80 L = ____ mL
A. 0.8 B. 8000 C. 0.08 D. 80,000