**Question 161 – “The arithmetic…”**

OG Explanation is fine. Notice, that once you find k+m=8, nothing in the problem rules out extremes like k= -10 and m=18. If we just line up the numbers -10,2,3,3,8,18 The median is 3.

**Question 162 – “In the figure above…”**

OG Explanation is long but thorough. This is hard problem; make sure that you completely understand the problem.

**Question 163 – “(8^3)…”**

OG Explanation is fine.

**Question 164 – “When 10 is divided..”**

OG Explanation is too complicated. Just plug in.

Choice A: You can’t have a remainder of -1. Eliminate A.

Choice B: 10 divided by 4 leaves a remainder of 2 not 0. Eliminate B.

Choice C: 10 divided by7 leave a remained of 3. 7-4 is 3. So this is correct.

For completeness: Choice D: 10 divided by 8 leaves a remainder of 2 not 4.

Choice E: 10 divided by 12 leaver a remainder of 10 not 8.

The answer is C.

**Question 165 – “If 1/2…”**

OG Explanation is fine. It might be easier to do percents here. 50% is in the trust fund, 25% in bonds, and 20% in mutual funds. The remaining $10,000 represents 5%. If 5% is $10,000 then 100% is $200,000. The answer is C.

**Question 166 – “If m is an integer…”**

OG Explanation is fine

**Question 167 – “In a mayoral….”**

OG Explanation is fine.

**Question 168 – “An airline passenger…”**

OG Explanation is fine.

**Question 169 – “If n is a positive…”**

OG Explanation is fine.

**Question 170 – “If n is a positive…”**

OG Explanation is fine.