Solve.A ladder is resting against a wall. The top of the ladder touches the wall at a height of 9 ft. Find the length of the ladder if the length is 3 ft more than its distance from the wall.
A. 12 ft
B. 9 ft
C. 18 ft
D. 15 ft
Answer: D
Mathematics
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Use a system of linear equations to solve the problem.The Family Fine Arts Center charges $25 per adult and $14 per senior citizen for its performances. On a recent weekend evening when 497 people paid admission, the total receipts were $8707. How many who paid were senior citizens?
A. 249 senior citizens B. 159 senior citizens C. 248 senior citizens D. 338 senior citizens
Mathematics
Solve the equation.
= 4
A. 8 B. 8, 40 C. 8, 40, 0 D. 40
Mathematics
Convert 712 megameters to gigameters.
a. 71.2 Gg b. 7.12 Gg c. 0.712 Gg d. 0.0712 Gg
Mathematics
Perform the indicated operations and simplify.  figure 1.png)
 figure 2.png)
Mathematics