Solve the problem.Kevin asked some of his friends how many hours they worked during the previous week at their after-school jobs. Make a frequency distribution of the hours using the data below. Use the intervals 5-6, 7-8, and 9-10.    Frequency Distribution of Hours Worked 

What will be an ideal response?


   Frequency Distribution of Hours Worked  
   
 

Mathematics

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Simplify.-

A. -27x B. 3x C. 3x3 D. -3x

Mathematics

Rewrite the following number in scientific notation.0.08 × 109

What will be an ideal response?

Mathematics

Use the rules for exponents to rewrite the expression and then evaluate the new expression. 

A. 0 B. -12 C. 1 D. -4

Mathematics

Graph the system of inequalities. Indicate the solution by shading.2x + 3y ? 6  x - y ? 3  y ? 2

A.

B.

C.

D.

Mathematics