Georgi ran a mile in 4 minutes and 18 seconds.
(a) How fast did she run in miles per hour?
(b) How fast did she run in miles per minute?
(c) How fast did she run in kilometers per hour? (Remember there are 0.6214 miles in one
kilometer)
(a) 13.95 miles per hour
(b) .23 miles per minute
(c) 22.45 kilometers per hour
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Solve the problem.Teri wants to buy a piece of ribbon that measures 551 cm. The price is $2.03 per meter. How much will Teri have to pay?
A. $5.60 B. $10.15 C. $10.25 D. $11.19
Convert the numeral to the requested form.Some enumeration systems in the past were repetitive. If you want to represent three of something, you repeat the symbol for 1 three times. If you want to represent 30 things, you write the symbol for 10 three times, and so on. In ancient Egypt, the symbol for 1 was 
and the symbol for 10 was 
. How would you write the numeral for 75 in the Egyptian system?
A. 
B. 
C. 
D. 
Find the exact value under the given conditions.sin ? = - 
, 
< ? < 2?; cos ? = - 
, ? < ? < 
Find sin (? - ?).
A. 
B. 
C. 
D. 
Solve the following quadratic equation using the quadratic formula. Find the exact answer. If there are no real solutions, so state.2x2 + 2x + 8 = 0
A. no real solution
B. x = 3 or x = 2
C. x = 
D. x = 
or x = 