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• complex medical devices must be proven safe before the fda will allow them to be sold in the us. please select the best answer from the choices provided. t f
  
• mr. martin is giving a math test next period. the test, which is worth 100 points, has 29 problems. each problem is worth either 5 points or 2 points. write a system of equations that can be used to find how many problems of each point value are on the test. let x be the number of questions worth 5 points and let y be the number of questions worth 2 points. x + y = 29, 5x + 2y = 100 x + y = 100, 5x + 2y = 29 5x + y = 29, 2y + x = 100 2x + y = 100, 5y + x = 29
  
• which idea is expressed in both excerpts? equality is an important american value. the future of america is largely unknown. freedom is only achieved through struggle. civil war is an evitable part of any nation.
  
• what are examples of intermediate goals that require funding? check all that apply. applying to college attending college interviewing for a job getting a summer job getting a promotion taking a licensing exam
  
• the _______ amendment is the only constitutional amendment that was ratified by approval of conventions in three-fourths of the states.
  
• read the excerpt from the common sense of bicycling: bicycling for ladies. by straightening the knees and using the ankle movement freely, the rise of the knees may be lessened several inches. when the pedal is at the highest point, the toe should be raised and the heel lowered. . . . although the right pedal is at the highest point, the knee has made very little impression on the front skirt. the feet should be in line with the machine, turning neither in nor out. the knees must be kept pretty close to the machine and should not move laterally at any part of the circle. the arms should have a slight drop at the elbows. the handles should be about level with the saddle, but this will depend on relative length of arms and waist. if the writer turned this paragraph into a list of steps, where would adjusting the arms go? first second third last
  
• a barrier to entry is defined as any factor that makes it difficult for a new firm to enter a market.
  
• which equation of a line of best-fit reflects a negative correlation? y = startfraction 1 over 70 endfraction x + 312 y = startfraction negative 83 over negative 27 endfraction x + 15 y = 8 x minus 2 y = negative 6 x + 13
  
• which statement about insulin and glucagon, hormones that regulate glucose levels in the blood, is true?
  
• most presentation programs allow you to save presentations so they can be viewed online by saving them as files.