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Frequently Asked IBM Placement Papers with Solution Page 171

(#M40005487) IBM QUESTION Ratio & proportion Keep an EYE

Which is the best buy, 13 videos for $25 or 11 videos for $20?

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(#M40005486) IBM QUESTION Ratio and proportion Keep an EYE

A student put points P and Q on a line to the right of point X. Three times the distance from point X to point P is four times the distance from point X to point Q. What is the ratio of PQ:XQ?

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(#M40005485) IBM QUESTION Ratio and proportion Keep an EYE

What is the difference in speed between a point on the tread of a tire and another point closer to the center, if the tire is rotating at 5000 rpm?

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(#M40005484) IBM QUESTION Ratio and proportion Keep an EYE

If we have fixed costs of $50,000 on a product and want to have a profit margin of 25%, how much should we charge the customer to buy it?

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(#M40005483) IBM QUESTION Ratio and proportion Keep an EYE

Find the degree measure, to the nearest tenth, of a central angle whose intercepted arc measures 21 cm. in a circle of radius 4 cm.

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(#M40005482) IBM QUESTION Ratio and proportion Keep an EYE

Which of these is the better buy: a 6-ounce can of tuna that sells for $1.59, or a package of three 3-ounce cans for $2.19?

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(#M40005479) IBM QUESTION Ratio and proportion Keep an EYE

A 46 lb child is prescribed 1 Tsp of medicinal syrup three times a day. There are 2 mg of medicine per 5 ml of syrup, and a safe dose is 0.1 mg per kg of body weight. Is the prescribed dose safe?

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(#M40005478) IBM QUESTION Ratio and proportion Keep an EYE

In pricing our hotel luncheons, we charge a base price plus a 6.8% tax and a 20% service charge. How would I find the total in one step?

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(#M40005465) IBM QUESTION Ratio and proportion Keep an EYE

If I clean a 3200 square foot building five nights per week for a sum of $575.00 per month, what is the cost per square foot?

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(#M40005461) IBM QUESTION Ratio and proportion Keep an EYE

A common foodstuff is found to contain .00125% iron. The serving size is 87.0 grams. If the recommended daily allowance is 18mg of iron, how many servings would a person have to eat to get 100% of the daily allowance of iron?

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