If (1 – 1.25) N = 1, then N =

1 Explanation

▲

Nikhil Singh

(1 – 1.25)N = 1
Simplify to get: -0.25N = 1
Rewrite as (-1/4)N = 1
Multiply both sides by -4 to get: N = -4

Answer: C

Nov 20, 2016 • Comment

Sam Kinsman

That's right Nikhil, good job! :D

Nov 21, 2016 • Reply

Add Your Explanation

You must have a Magoosh account in order to leave an explanation.

Learn More About Magoosh

Official GMAT Material

Official Guide for GMAT Review 2016

Official Guide for the GMAT 2015 14th Ed.

Official Guide for the GMAT 13th Ed.

Nova's GRE Prep

Official Guide for the GMAT 12th Ed.

Revised GRE PDF 2nd Ed.

Section 5.3 Problem Solving

1. The price of a coat...
2. 1/3 + 1/2 - 5/6 + 1...
3. Today Rebecca, who ...
4. A case contains c c...
5. On the graph above,...
6. When 1/10 percent o...
7. Which of the follow...
8. Raffle tickets numb...
9. When Leo imported a...
10. The numbers of car...
11. If it is assumed t...
12. A rectangular gard...
13. A rectangular floo...
14. If 893 × 78 = p, w...
15. If the average (ar...
16. If |y-1/2|<11/2, w...
17. If k^2 = m^2, whic...
18. The figure above s...
19. At a supermarket, ...
20. On Monday, a perso...
21. If (1 – 1.25) N = ...
22. 0.1 + (0.1) + (0.1) =
23. A carpenter constr...
24. A bakery opened ye...
25. If 2x + y = 7 and ...
26. What is the 25th d...
27. The graph above sh...
28. 150 is what percen...
29. The ratio 2 to 1/3...
30. A manufacturer of ...
31. A flat patio was b...
32. A students average...
33. In the figure abov...
34. Lucy invested $10,...
35. If n is a prime nu...
36. 1/1+3 - 1/1+1/2 =
37. Of the 50 research...
38. The positive two-d...
39. In a certain seque...
40. How many minutes d...
41. If O is the center...
42. Which of the follo...
43. The dial shown abo...
44. The graph of the e...
45. The smaller rectan...
46. 1/0.750-1 =
47. If 1.5/0.2+x = 5, ...
48. If n is an integer...
49. The sum 7/8 + 1/9 ...
50. Car X averages 25....
51. If y is an integer...
52. 80 + 125 =
53. In the equation ab...
54. In the table above...
55. Of the land owned ...
56. At the start of an...
57. Which of the follo...
58. Four staff members...
59. Pumping alone at t...
60. In the xy-coordina...
61. If x^2 – 2 < 0, wh...
62. Company P had 15 p...
63. The function f is ...
64. A glass was filled...
65. A glucose solution...
66. If x/y =c/d and d/...
67. If k is an integer...
68. If a( a + 2) = 24 ...
69. In a recent electi...
70. In the figure show...
71. On a certain day, ...
72. If 1 kilometer is ...
73. The figure shown a...
74. A certain fruit st...
75. In the xy-plane, w...
76. Working simultaneo...
77. At a certain schoo...
78. The average distan...
79. If m is the averag...
80. Two integers will ...
81. In the coordinate ...
82. The cost C, in dol...
83. If xy ? 0 and x^2 ...
84. At a certain insta...
85. 4.8 x 10^9 is clos...
86. For a party, three...
87. The sum of all the...
88. The number line sh...
89. A certain high sch...
90. Yesterday's closin...
91. Each person who at...
92. If y(3x-5/2)=y and...
93. A gym class can be...
94. In the figure abov...
95. At least 2/3 of th...
96. If n=20!+17, then ...
97. According to a cer...
98. After driving to a...
99. Alex deposited x d...
100. M is the sum of t...
101. Working simultane...
102. In the Johnsons' ...
103. There are 4 more ...
104. Leona bought a 1-...
105. (0.0036)(2.8)/(0....
106. If n is an intege...
107. If x and y are po...
108. If n is a positiv...
109. The total cost fo...
110. A dealer original...
111. A total of 22 men...
112. If Q is an odd nu...
113. A ladder of a fir...
114. Jackie has two so...
115. If Jake loses 8 p...
116. A store reported ...
117. A three-digit cod...
118. When positive int...
119. 1/2+[(2/3x3/8)/4]...
120. Water consist of ...
121. If x(2x+1)=0 and ...
122. Figures X and Y a...
123. On a scale that m...
124. For the positive ...
125. The interior of a...
126. If T=5/9(K-32), a...
127. The present ratio...
128. What is the small...
129. Sixty percent of ...
130. Each year for 4 y...
131. According to the ...
132. For the positive ...
133. A certain charact...
134. Four extra-large ...
135. In Country C, the...
136. In a box of 12 pe...
137. At a certain frui...
138. A pharmaceutical ...
139. The parallelogram...
140. If p is the produ...
141. If n=3-2, which o...
142. In the figure sho...
143. Club X has more t...
144. In order to compl...
145. If s>0 and r/s=s,...
146. If a=-0.3, which ...
147. Mary's income is ...
148. Each in the milea...
149. The ratio of the ...
150. An arithmetic seq...
151. If 3<x<100, for h...
152. A researcher plan...
153. The graph of whic...
154. An object thrown ...
155. Which of the foll...
156. David has d books...
157. If the median of ...
158. There are 8 teams...
159. An operation is d...
160. The price of lunc...
161. In Town X, 64 per...
162. At his regular ho...
163. If p/q<1, and p a...
164. It would take one...
165. To mail a package...
166. If money is inves...
167. On a recent trip,...
168. Which of the foll...
169. A factory had 500...
170. In a small snack ...
171. A certain country...
172. The diagram above...
173. If the operation ...
174. A bar over a sequ...
175. At a loading dock...
176. A club collected ...
177. If y is the small...
178. If [x] is the gre...
179. If 4 - x/2 + x = ...
180. In the first week...
181. In a certain sequ...
182. During a trip, Fr...
183. If n = (33) + (43...
184. If x=-1 then x-x+...
185. A border of unifo...
186. An empty pool bei...
187. A positive number...
188. If d=1/2x5 is exp...
189. For any positive ...
190. How many prime nu...
191. Last year the pri...
192. Of the 300 subjec...
193. If m=-1/3, then m...
194. If m>0 and x is m...
195. A photography dea...
196. Seven pieces of r...
197. During a certain ...
198. Of 30 applicants ...
199. Last year, for ev...
200. Thirty percent of...
201. What is the diffe...
202. The probability i...
203. Of the final grad...
204. From the consecut...
205. Last Sunday a cer...
206. 0.99999999/1.0001...
207. The ratio, by vol...
208. A store currently...
209. If n=4p, where p ...
210. In the rectangula...
211. Car A is 20 miles...
212. For the past n da...
213. If x 0 and x 1, a...
214. In the figure abo...
215. In the coordinate...
216. If a two-digit po...
217. The circle with c...
218. In an electric ci...
219. Xavier, Yvonne, a...
220. If 1/x-1/x+1=1/x+...
221. (1/2) (1/4) (1/16) =
222. List T consists o...
223. In a certain game...
224. Of the 200 studen...
225. If 5-6/x=x, then ...
226. Seed mixture X is...
227. A straight pipe 1...
228. If 0.0015x10/0.03...
229. Right triangle PQ...
230. How many of the i...

Improve Your Score

Magoosh GMAT is an affordable online course for studying the GMAT.