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Frequently Asked IBM Placement Papers with Solution Page 170

(#M40005586) IBM QUESTION Probability Keep an EYE

There are 15 homerooms in the school and 20 students in each homeroom. If the principal selects 5 of the homerooms for a pizza party, what is the probability of Mr. Smith's homeroom being selected?

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(#M40005564) IBM QUESTION Partnership Keep an EYE

A started a business with Rs.21,000 and is joined afterwards by B with Rs.36,000. After how many months did B join if the profits at the end of the year are divided equally?
A. 3 B. 4
C. 5 D. 6

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(#M40005503) IBM QUESTION Ratio & proportion Keep an EYE

In a community, 3/5 of the men are married to 2/3 of the women. What fraction of the residents are married?

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(#M40005501) IBM QUESTION Ratio & proportion Keep an EYE

Ore contains 2 percent copper. How much ore is needed to obtain 24 tons of copper?

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(#M40005500) IBM QUESTION Ratio & proportion Keep an EYE

Susanna's average score on all exams was 88. On Greek exams it was 80, and on Latin exams 92. What is the ratio of the number of Greek exams to the number of Latin exams?

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(#M40005497) IBM QUESTION Ratio & proportion Keep an EYE

If a real estate agent recieves 6 percent of the selling price of each house she sells, then what should be the sale price of a house if a seller wants to keep $61,000?

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(#M40005496) IBM QUESTION Ratio & proportion Keep an EYE

If 1 inch = 50 feet, what is the area of a location that is 10000 square feet?

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(#M40005495) IBM QUESTION Ratio & proportion Keep an EYE

If lemonade is made with a ratio of 3 cups water to 2 cups lemon juice, how many cups of lemon juice are in 10 gallons of lemonade?

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(#M40005492) IBM QUESTION Ratio & proportion Keep an EYE

In a picture of a person holding a mirror and looking into a mirror, the image is repeated over and over again. The large picture is made of an infinite number of smaller pictures, all of which are proportional. The first image is about 15cm. The second image is about 5.8cm. What is the actual height of the 10th image in the picture?

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(#M40005490) IBM QUESTION Ratio & proportion Keep an EYE

If you need 5 lbs of flour to make 10 lbs of batter, how many pounds of flour do you need for 1 lb of batter?

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