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Ave of 10 numbers is 12. On excluding the 10th no, the ave becomes 11. Find the 10th no.

Prakash's and Ramesh's ages are in the ratio 3:4. Three yrs ago, ratio was 2:3. After how many years, will the ratio be 5:6?

sir.. freecharge se payment ka option available hai??

the present age of Charu is2.5 times the present age of Harsh.Had harsh been two years younger and Charu been 13 years older ,charu's age would have been 3.5 times Harsh's age .What is Harsh's present age?

please provide mock tests for ibps so(it officer )

please provide ib security and assistant paper in hindi also

I m not able to see my ib security and assistant series

Where is my ibps clerk series in mobile application.. Showing only in computer.

In a village, 60% of the total population are literates. The respective ratio of literate male and female is 3:2 and the respective ratio of illiterate male and female is 5:3. What is the respective ratio of literate male and illiterate male in the village

the price of the petrol is increased by 25% by what percent should a car owner reduce the consumption of petrol so that his expenditure on petrol remains constant