Pipes A and B can fill a tank in l 0 hours and 15 hours respectively.Both together can fill it in _____________ hrs. A. 2 hrs B. 4 hrs C. `6 hrs D. 8 hrs
191 views Changed status to publish
If A:B:C = 2:3:4, then A/B : B/C : C/A is equal to: A. 8:9:24 B. 8:9:16 C. 8:9:12 D. 4:9:16
471 views Changed status to publish
The price of commodity X increases by 40 paise every year, while the price of commodity Y increases by 15 paise every year. If in 2001, the price of commodity X was Rs. 4.20 and that of Y was Rs. 6.3 A. 2011 B. 2010 C. 2009 D. 2008
166 views Changed status to publish
The cost price of a Rs.100 stock at 4 discount, when brokerage is % is : A. Rs.95.75 B. Rs.96 C. Rs.96.25 D. Rs.104.25
529 views Changed status to publish
The fraction ( 101 * 27/100000 ) in decimal form is : A. 101.00027 B. 102.00027 C. 103.00027 D. 104.00027
201 views Changed status to publish
177 views
Method in which both sides of equation are multiplied by nonzero constant is classified as A. Gaussian elimination method B. Gaussian substitute procedure C. Gaussian consistent procedure D. Gaussian inconsistent procedure
464 views Changed status to publish
206 views
A tap can fill a tank in 15 minutes, while another tap can empty the tank in 20 minutes. When the tank is already half full, both the taps are opened together. The tank will be filled up completely in A. 1 B. 3 C. 5 D. 7
461 views Changed status to publish
206 views
233 views