Solve the problem.The expression for finding the area of a square is s2, where s is the length of one side. Evaluate the expression when the length of one side is 7 cm.
A. 343 cm2
B. 7 cm2
C. 14 cm2
D. 49 cm2
Answer: D
Mathematics
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Write the fraction in decimal notation.
A. 3.25 B. 3.15 C. 3.125 D. 2.75
Mathematics
Find the first term a1 and the common difference d of the arithmetic sequence.an = 10 - 5n
A. a1 = -5, d = 5 B. a1 = 10, d = 5 C. a1 = 5, d = -5 D. a1 = 5, d = 10
Mathematics
Use a graphing calculator to find the sum.
Round your answer to three decimal places.
A. 0.917 B. 0.063 C. 0.091 D. 1.100
Mathematics
An automobile manufacturer increased the average mileage on a car from 17.4 mi/gal to 17.9 mi/gal. Find the percent increase in mileage. Round the answer to nearest percent.
A) 5% B) 42% C) 3% D) 4% E) 52%
Mathematics