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Q9 in the xy plane the point 2 3 is the center of a

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Q9: In the xy -plane, the point (-2, -3) is the center of a circle. The point (-2, 1) lies inside the circle and the point (4, -3) lies outside the circle. If the radius r of the circle is an integer, then r = A. 6 B. 5 C. 4 D. 3 E. 2 Answer: ------------------------------------------------------------------------------------------------------------ 3
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Q10: When 200 gallons of oil were removed from a tank, the volume of oil left in the tank was 3/7 of the tank’s capacity. What was the tank’s capacity? (1)Before the 200 gallons were removed, the volume of oil in the tank was 1/2 of the tank’s capacity. (2)After the 200 gallons were removed, the volume of oil left in the tank was 1,600 gallons less than the tank’s capacity. ------------------------------------------------------------------------------------------------------------ Q11: A certain business produced x rakes each month form November through February and shipped x /2 rakes at the beginning of each month from March through October. The business paid no storage costs for the rakes from November through February, but it paid storage costs of $0.10 per rake each month from March through October for the rakes that had not been shipped. In terms of x , what was the total storage cost, in dollars, that the business paid for the rakes for the 12 months form November through October? ------------------------------------------------------------------------------------------------------------ Q12: For a certain play performance, adults’ tickets were sold for $12 each and children’s tickets were sold for $8 each. How many children’s tickets were sold for the performance? (1)The total revenue from the sale of adults’ and children’s tickets for the performance was $5,040. (2)The number of adults’ tickets sold for the performance was 1/3 the total number of adults’ and children’s tickets sold for the performance. 4
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------------------------------------------------------------------------------------------------------------ Q13: What is the remainder when the positive integer n is divided by 3? (1) The remainder when n is divided by 2 is 1. (2) The remainder when n + 1 is divided by 3 is 2. A. Statement (1) ALONE is sufficient, but statement (2) alone is not sufficient. B. Statement (2) ALONE is sufficient, but statement (1) alone is not sufficient. C. BOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient. D. EACH statement ALONE is sufficient. E. Statements (1) and (2) TOGETHER are NOT sufficient. Answer: ------------------------------------------------------------------------------------------------------------
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