Answers edited by Teun

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• How do you evaluate #\frac{-50}{-5}#?
  
• How do you solve #3x - 5= 3( x - 1) + 7#?
  
• How do you simplify #[78\div 13] ^ { 2} - 8\cdot 3#?
  
• How do you evaluate #12+ 4^ { 2} \times 3- 9#?
  
• Gabby has 5 weeks to read a novel. She reads 15 pages of a novel in 3/7 week. At this rate, will Gabby finish the 200-page book in time?
  
• Paula bought a ski jacket on sale for $6 less than half its original price She paid $88 for the jacket. What was the original price?
  
• What is the greatest common factor of both 9 and 12?
  
• How do you evaluate #-13- 5#?
  
• How so you multiply #\frac { 3} { 8} \times \frac { 16} { 21}#?
  
• How do you evaluate #-12/(abs(-1)+1#?
  
• How do you simplify #15.98+26.37#?
  
• Which of these numbers is a prime number 1, 11, 21, 51?
  
• How do you evaluate #(-8)(3)(-9#)?
  
• For what values of x is the product (x+4)(x+ 6) positive?
  
• A store owner bought a painting for $120. She is selling it for $190. What is the percent markup on the painting?
  
• How do you evaluate #4.246\times 4.246#?
  
• How do you simplify #5- -8#?
  
• How do you evaluate #3.3\div 3#?
  
• How do you evaluate #-23+30#?
  
• Of the 6.25 billion people in the world, 310 million live in North America. What percent of the world's population lives in North America?
  
• How do you simplify #(root4(5))/(4root4(27))#?
  
• What is the mass of one atom of magnesium in grams?
  
• How do you evaluate #3\cdot ( - 5) - ( ( - 2) ^ { 3} - 2) ^ { 2}#?
  
• How do you divide #\frac { 7.34\times 10^ { - 2} } { 7\times 10^ { 1} }#?
  
• How do you subtract #-7- 4#?