Solve the problem. Round money amounts to the nearest cent.To raise money, the school band bought 140 kg of pecans for 
. They sold the pecans in 450 g bags for $3.78 each. How much profit did they make?
A. $688.80
B. $2214.00
C. $344.40
D. $529.20
Answer: A
Mathematics
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Solve the problem.A manufacturer's cost is given by C = 400n1/3 + 1300, where C is the cost in dollars and n is the number of parts produced. Find the cost when 216 parts are produced.
A. $2500 B. $67 C. $3700 D. $7180
Mathematics
Verify the identity.1 + sec2x sin2x = sec2x
What will be an ideal response?
Mathematics
The velocity graph of a car accelerating from rest to a speed of 7 km/h over a period of 10 seconds is shown. Estimate to the nearest integer the distance traveled during this period. Use a right sum with n=10.
Mathematics
Solve the proportion.
= 
A. -4 B. 4 C. -36 D. 36
Mathematics