Aptitude Question Papers

131. The volume of a cube is 512 cm2. Its surface area is :

132. The monthly salary of A.B C is in the proportion of 2:3:5. If C� s monthly salary is Rs. 1200 more than that of A, B�s annual salary is:

133. The speed of a boat downstream is 15 km/hr and the speed of the stream is 1.5 km/hr. The speed of the boat upstream is :

134. A can do a piece of work in 24 days while B alone can do it in 16 days. With the help of C, they finish the work in 8 days. C alone can do the work in:

135. In what proportion must wheat at Rs. 1.60 per kg. be mixed with wheat at Rs. 1.45 per kg., so that the mixture be worth Rs. 1.54 per kg. ?

136. karim invests Rs. 3000 for one year in a shop. How much his partner Raunaq should invest in order that the profit after one year may be in the ratio 2:3 ?

137. The weight of a 13 m long iron rod is 23.4 kg. The weight of 6 m long of such rod will be:

138. A man purchased a waten for Rs. 400 and sold it at a gain of 20% of the selling price. The selling price of the watch is:

139. A train covers a distance in 50 minutes, if it runs at a speed of 48 km per hour on a average. The speed at which the train must run to reduce the time of journey to 40 minutes, will be:

140. A sum of Rs. 2540 is lent out into two parts, one at 12% and another one at 12 %. If the total annual income is Rs. 311.60, he money lent at 12% is: