Solve the problem.An experiment is done to compare the germination success rates of two types of seeds. Plots containing equal numbers of each kind of seed were planted and the number of seeds that germinated within a set time limit are shown in the tables below. Which type of seed is better? Seed X Seed Y8 2 2 2 8 52?8?8?5?8?52?5?5?5?5?2
A. Seed X
B. Seed Y
Answer: B
Mathematics
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Solve the problem.Margo is 8 years older than her brother Dan. The sum of their ages is 56. How old is Dan?
A. 48
B.
| 32 |
C. 64
D.
| 24 |
Mathematics
By cutting away identical squares from each corner of a rectangular piece of cardboard and folding up the resulting flaps, an open box may be made. If the cardboard is 4 in. long and 4 in. wide, find the dimensions of the box that will yield the maximum volume.
?
What will be an ideal response?
Mathematics
Solve the equation on the interval [0, 2?).2 sin2 x = sin x
A. 
, 
B. 0, ?, 
, 
C. 
, 
, 
, 
D. 
, 
Mathematics
Solve the problem.A roller coaster rises 140 feet vertically over a span of 460 feet. What is it's slope?
A. 140
B. 
C. 460
D. 
Mathematics