Which transformations had to occur for the blue triangle to become the purple triangle? [note: all rotations are about origin] a) rotated 180° then translated down 3 units and left 2 units b) reflected over x-axis and then rotated 90° clockwise c) translated down two units and rotated 90° counter-clockwise d) rotated 90° clockwise then translated down 3 units and left 2 units

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The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?

Asurvey of 2,000 doctors showed that an average of 3 out of 5 doctors use brand x aspirin.how many doctors use brand x aspirin