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You are not logged in. #151 20090130 02:43:45
Re: 5 Star Questions#103. NO! #105. What is the sum of all the proper divisors of 9900 (other than 1 and the number itself)? #106. What is the sum of all the divisors of ? Character is who you are when no one is looking. #152 20090130 07:32:01#153 20090130 15:22:15
Re: 5 Star QuestionsAnswers to #102, and #103: Character is who you are when no one is looking. #154 20090131 02:45:24
Re: 5 Star Questions#107. What is the value of #108. If x = a cos²M sin N and y = a sin²M cos N, what is the value of ? #109. If sin x + sin² x = 1, then what is the value of ? Character is who you are when no one is looking. #155 20090131 10:26:42#156 20090131 17:14:55
Re: 5 Star QuestionsAnswer to #109: is divisible by ? #111. If S be the sum, P the product, and R, the sum of reciprocals of n terms of a Geometric Progression, what is equal to? #112. If , where a<1; where b<1, then what is equal to? Character is who you are when no one is looking. #157 20090201 02:19:34
Re: 5 Star Questions#113. What is the value of #114. If , then what is the value of ? #115. What is the largest number of four digits exactly divisible by 88? Character is who you are when no one is looking. #158 20090201 04:20:21#159 20090201 17:23:15
Re: 5 Star QuestionsAnswers to #113, #114, and #115 : Character is who you are when no one is looking. #160 20090201 17:41:23
Re: 5 Star Questions#116. If xy + yz + xz = 0, then, what is the value of #117. If the sum of the first 11 terms of an Arithmetic Progression is equal to that of the first 19 terms, then what is the sum of the first 30 terms of the Arithmetic Progression? #118. Two boats travelling at speeds of 5 km/hour and 10 km/hour, head directly towards each other. They begin at a distance of 20 kilometers from each other. How far apart would they be (in kilometers) one minute before they meet each other? #119. Two new societies, P and Q, are formed on the 1st of January, 2009, each with n members. On the first day of each subsequent month, society P adds b members while society Q multiplies its number of members at that point of time by a constant factor r. Both the scieties P, and Q would have the same number of members on July 2, 2009. If b = 10.5(n), what is the value of r? #120. What is/are the value(s) of r if ? Character is who you are when no one is looking. #161 20090201 23:38:34#162 20090201 23:38:55
Re: 5 Star QuestionsAnswers to #116, #117, #118, #119 and #120: Character is who you are when no one is looking. #163 20090201 23:51:34
Re: 5 Star Questions#121. If are the roots of the equation , what is the value of? #122. If p and q are the roots of the equation , then what is/are the value(s) of p? Character is who you are when no one is looking. #164 20090202 00:07:16
Re: 5 Star Questions#123. If x, y, z are the terms respectively of an Arithmetic Progression and also of a Geometric Progression, then what is the value of? Character is who you are when no one is looking. #165 20090202 00:30:23#166 20090202 00:52:06
Re: 5 Star QuestionsAnswers to #121, and #122: #125. How many quadratic equations are there which are unchanged by squaring their roots? #126. How many real roots does the following quadratic equation have: ? Character is who you are when no one is looking. #167 20090202 01:59:10
Re: 5 Star QuestionsAnswers to #124, and #126: Character is who you are when no one is looking. #168 20090202 02:05:10#169 20090202 02:27:14
Re: 5 Star QuestionsAnswers to #124, and #126: #128. If the fourth term of the following expansion is , then what are the values of a and n? Character is who you are when no one is looking. #170 20090202 03:47:11#171 20090202 15:46:37
Re: 5 Star QuestionsAnswers to #127, and #128: Character is who you are when no one is looking. #172 20090202 22:28:01
Re: 5 Star QuestionsI had an inkling I had made a careless mistake somewhere. #173 20090203 02:46:59
Re: 5 Star Questions#130. If the coefficients of and are 3 and 6 respectively in the expansion of, then what is the value of m? (i) 6 (ii) 9 (iii) 12 (iv) 24 #131. In the exapnsion of , the sum of the fifth and sixth terms is zero. Then, what is equal to? #132. If the coefficients of the and terms in the expansion of are equal, then what is r equal to? Character is who you are when no one is looking. #174 20090205 02:10:29
Re: 5 Star Questions#133. What is the value of #134. What is tanA + tanB if in the triangle ABC, C is equal to 90°? #135. If , then what is the value of ? Character is who you are when no one is looking. #175 20090205 02:13:40
Re: 5 Star Questions#136. If , then what is equal to?Character is who you are when no one is looking. 