For the application, write a sentence answering the question.Byron rode his bicycle 7
miles on each of 3 days. What is the total distance he rode in the 3 days?
A. He rode 21
miles in 3 days.
B. He rode 21
miles in 3 days.
C. He rode 10
miles in 3 days.
D. He rode 21
miles in 3 days.
Answer: A
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Determine whether the activity can be used to illustrate the given property.Making a pot of coffee, brushing your teeth, and taking a shower.Does the associative property hold?
A. Yes B. No
The following question refers to a country with six states. There are 300 seats in the legislature, and the populations of the states are given in the table below.
Find each state's apportionment under Webster's method.
A. State A: 47; State B: 147; State C: 15; State D: 52; State E: 16; State F: 23 B. State A: 46; State B: 148; State C: 15; State D: 52; State E: 16; State F: 23 C. State A: 46; State B: 149; State C: 15; State D: 52; State E: 15; State F: 23 D. State A: 47; State B: 148; State C: 15; State D: 52; State E: 15; State F: 23 E. none of these
Solve the problem.If the three lengths of the sides of a triangle are known, Heron's formula can be used to find its area. If a, b, and c are the three lengths of the sides, Heron's formula for area is: A = 
where s is half the perimeter of the triangle, or s = 
(a + b + c).Use this formula to find the area of the triangle if a = 4 cm, b = 10 cm and c = 12 cm. 
A. 8
sq. cm
B. 3
sq. cm
C. 3
sq. cm
D. 3
sq. cm
Write the number in standard form.9.25 × 10-4
A. -925,000 B. 0.00925 C. 0.0000925 D. 0.000925