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Ms. Neelam deposits an amount of Rs. 16420 at simple interest and obtained 25451 at the end of 5 years. What was the rate of interest per year?
Subbu starts from a point O at 10.00 am , overtakes Ajay, who is moving in the same direction, at 11.00 a.m. and Bhuvan moving in the opposite direction at 12.00 (noon). If the speed of Bhuvan is one fourth the speed of Subbu, at what time will Ajay and Bhuvan cross each other.
Successive discounts of 10%, 20% and 20% are equal to a single discount of __
The average of 13 papers is 40. The average of the first 7 papers is 42 and of the last seven papers is 35. Find the marks obtained in the 7th paper?
The cost of 16 articles is equal to sell price of 12 articles. The gain percent is ?
The number 0.05 is what percent of 20?
The sum of the two numbers is 45 & difference of 2 numbers is 675. Find the number ?
Three taps A, B and C can fill a tank in 12, 15 and 20 hours respectively. If A is open all the time and B and C are open for one hour each alternately. Then the tank will be full in:
Two pipes A and B when working alone can fill a tank in 36 minutes and 45 minutes respectively. A waste pipe C can empty the tank in 30 minutes.First A and B are opened After 7 minutes. C is also opened . In How much time will the tank be full ?
Two trains 100 meters and 120 meters long are running in the same directions with speed of 72 km/hr and 54 km./hr. in how much time will the first train cross the second?
What amount of compound interest can be obtained on an amount of Rs. 4500 at the rate of 4% p.a. at the end of 2 years?
What would be the simple interest obtained on an amount of Rs. 3460 at the rate of 8.5 per cent per annum after 6 years?
A finishes the work in 10 days & B in 8 days individually. If A works for only 6 days then how many days should B work to complete A's work?
A certain quantity of milk is found to be adulterated to the extent of 10%. What proportion of the adulterated milk should be replaced with pure milk to take the purity level to 98%?
A mall installed 36 cctvs at the beginning of the year. In March they installed 9 additional cctvs and then disconnected 18 in August. How many were still installed at the end of the year.
