Solve the problem.The weight of a body above the surface of the earth is inversely proportional to the square of its distance from the water of the earth. What is the effect on the weight when the distance is multiplied by 3?
A. The weight is multiplied by 3.
B. The weight is multiplied by 9.
C. The weight is divided by 3.
D. The weight is divided by 9.
Answer: D
Mathematics
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Ned buys a chocolate-strawberry-vanilla cake in Figure (i) for $14.00. He cuts the cake into six 60° wedges as shown in Figure (ii). Ned values strawberry six times as much as chocolate. He does not value vanilla cake at all.
How much does Ned value piece 2?
A. $5.00 B. $4.00 C. $3.00 D. $2.00 E. none of these
Mathematics
Use the prime factorization method to find the LCM of the variable expressions.15mn and 25m2n
A. 375m2n B. 75mn C. 75m2n D. 375mn
Mathematics
Solve the system of equations by graphing.
A. (-3, -2) B. (3, 2) C. (-2, -3) D. no solution
Mathematics
Write the mixed number as an improper fraction.7
A. 
B. 
C. 
D. 
Mathematics