Provide an appropriate response.Solve the following using proportions: If 4 cans of cat food sell for $1.92, how much will 12 cans sell for?
A. $23.04
B. $5.76
C. $3.56
D. $0.64
Answer: B
Mathematics
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Solve the problem.Juan experiments to see which of two drugs helps keep lab mice from rejecting transplanted organs longer. He administers the drug to mice raised in similar conditions and measures the time, in weeks, as follows. Which drug is better? Drug X Drug YNo. Weeks Before RejectionNo. Weeks Before Rejection7.14 5.62 4.23 4.86 8.23 4.23 4.23 5.628.23?7.54?8.60?8.23?4.23?7.54?4.86?7.145.62?4.23?6.89?5.62?4.86?5.62?8.60?6.89
A. Drug Y B. Drug X
Mathematics
Evaluate the algebraic expression for the given value or values of the variable(s).6(x + 9) + 21;
x = -19
A. -39 B. -153 C. 39 D. 195
Mathematics
Simplify.3.9 ? 2.6 + 16.4 ? 18.1
A. 480.4 B. 307 C. 1167.8 D. 1341.2
Mathematics
Simplify the expression.
A. 
B. 
C. 
D. 
E. 
Mathematics