If in a sequence of natural numbers, starting with 2, you begin eliminating every second number after 2, then every third number after 3, then every fourth numberafter 4, and so on, what type of numbers will be left?

933

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If you start with 1 bacterium and double the number every 15 minutes, how many bacteria will you have at the end of 3 hours and 45 minutes?

1321

---

What 3 consecutive numbers add up to 45?

1361

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The surface of a sphere subtends a solid angle of what amount at its center.

954

---

What form of geometry is one in which the parallel postulate of euclidean geometry does not hold:

992

---

Have you learned any new math tactics or shortcuts with your job?

1199

---

What is the greatest common divisor for the numbers 102 and 30?

1313

---

According to set theory, sets that do not contain themselves are typically referred to as?

970

---

In the hexadecimal counting system, the letter c stands for what base-10 number.

1399

---

Farmer john grows corn, tomatoes, potatoes and squash. He has only 2 fields for growing these products and cannot grow more than one product per field. How manyplanting combinations can be done in one season?

998

---

What types of tools or measuring devices do you use related to math?

1241

---

A country adopted a policy requiring all couples to continue having children until they had a girl, after which they must stop having children. How many children willthe average family have and what will the sex distribution be?

1037

---

Systematic random samp ling is to be used to select 5 addresses from an ordered list containing 500 addresses. A 1- in-100 systematic sample is used to select the 5 addresses. What is the chance that any specific address will be chosen.

969

---

Convert 3/20 into a percentage?

1145

---

In a normal distribution, approximately what percentage of the cases, to the nearest whole number, falls within 4 standard deviations of the mean.

971

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