Provide an appropriate response.Is it true that in order to multiply a number by a positive power of ten, you must move the decimal point to the left as many places as indicated by the exponent on the ten?
A. Yes
B. No
Answer: B
Mathematics
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Evaluate.
A. 2!
B. 
C. 42
D. 7
Mathematics
Solve the problem.A sign is in the shape of an isosceles triangle. The third side is 7 inches less than the length of each equal side. Find the length of one equal side if the perimeter is 41 inches.
A. 19 in. B. 13 in. C. 9 in. D. 16 in.
Mathematics
Solve.
= -x
A. 1 B. 7, 1 C. 7 D. empty set solution
Mathematics
A college sent a survey to a sample of juniors. Of the 620 students surveyed, 307 live on campus, of whom 139 have a GPA of 2.5 or greater. The other 313 juniors live off-campus, of whom 153 have a GPA of 2.5 or greater. What is the probability that a survey participant chosen at random has a GPA less than 2.5?
A. 
B. 
C. 
D. 
E. 
Mathematics