If nylon is $11per square yard, how much would the fabric cost to make a triangular sail with a base of 15feet and a height of 24feet?
?
A. $220
B. $990
C. $440
D. $3,960
E. $1,980
Answer: A
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Demographic data for a hypothetical state is given. Use the information to solve the problem. A state has 20 representatives and a population of 16 million; party affiliations are 70% Republican and 30% Democrat. If districts are drawn randomly, what would be the most likely distribution of House seats?
A. 13 Republicans, 7 Democrats B. 15 Republicans, 5 Democrats C. 14 Republicans, 6 Democrats D. 6 Republicans, 14 Democrats
Solve the problem.The number of cows that can graze on a ranch is approximated by C = 9x + 5y - 5, where x is the number of acres of grass and y the number of acres of alfalfa. If the ranch has 80 acres of alfalfa and 65 acres of grass, how many cows may graze?
A. 980 cows B. 1045 cows C. 1040 cows D. 985 cows
Find the length of the curve.x = 
, 1 ? y ? 9
A. 
B. 
C. 20
D. 
Write the number in scientific notation.9500
A. 9.5 × 103 B. 9.5 × 102 C. 95 × 103 D. 9.05 × 103