Solve the problem.Find the perimeter and area of a rectangle whose length is 2 cm and width is 5 cm.
A. P = 8 cm, A = 20 cm2
B. P = 7 cm, A = 20 cm2
C. P = 14 cm, A = 10 cm2
D. P = 6 cm, A = 10 cm2
Answer: C
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Find the least common denominator of the rational expressions.
and 
A. 36 B. x(x + 7) C. x + 7 D. x
Find the center and radius of the sphere.3x2 + 3y2 + 3z2 - 2x + 2y = 9
A. C
, a = 
B. C
, a = 
C. C
, a = 
D. C
, a = 
Solve the problem.A switchboard received 60 emergency calls in the last 56 hours. Write the simplified rate in fraction notation and in word form.
A. 
15 emergency calls for every 14 hours
B. 
15 hours for every 14 emergency calls
C. 
14 emergency calls for every 15 hours
D. 
60 emergency calls for every 14 hours
Write a formula for the nth term of the given geometric sequence. Do not use a recursion formula.- 
, - 
, - 
, - 
, ...
A. an = 
n - 1 + 
B. an = - 
+ 
(n - 1)
C. an = - 
n - 1
D. an = - 
+ 
(n - 1)