Solve the problem.The number of ducks (in thousands) counted at a certain checkpoint in their migration is given by 
where t is time in months and t = 0 is October. Find the number of ducks passing the checkpoint between October and November.
A. 5796
B. 7500
C. 4775
D. 9775
Answer: D
Mathematics
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Rewrite the subtraction problem as an addition problem.(-38) - (+22)
A. (-38) + (-22) B. (-38) + (+22) C. (-38) - (-22) D. None of the above
Mathematics
The triangles are similar. Find the angle or side that corresponds to the given angle or side in the other triangle.A
A. C B. T C. S D. R
Mathematics
Use front-end rounding to round each number. Then, add or subtract the rounded numbers to get an estimated answer. Finally, find the exact answer.estimate exact
A. Estimate: 15; exact: 15.2423 B. Estimate: 15; exact: 15.2523 C. Estimate: 16; exact: 16.2423 D. Estimate: 17; exact: 16.2523
Mathematics
Solve.0.6x - 0.5(50 + x) = -0.34(50)
A. x = 40 B. x = 80 C. x = 90 D. x = 70
Mathematics