Search Questions

half of the volume of petrol & kerosene mixture of ratio 7:5 is converted into mixture of ratio 3:1 by substitution method.while the mixture of ratio 7:5 was formed from the mixture of 7:3 by adding the kerosene in it.If the 240 litres petrol is required in replacement method .what is the total amount of kerosene was added to prepare the mixture of 7:5.
1. 100 litres. 2. 400 litres. 3. 50 litres
4. 200 litres.

question no. 51 plzz explain

ABC is an equilateral triangle .two circles of radius 4 and 12 cm are inscribed in triangle wt is the side ?

The income of Amala is 20% more than that of Bimala and 20% less than that of Kamala. If Kamala's income goes down by 4%
and Bimala's goes up by 10%, then the percentage by which Kamala's income would exceed Bimala's is nearest to

twelve sticks each of length

at a college entrance examination, each candidate is admitted or rejected according to whether he has passed or failed the tests. of the candidate who are really capable , 80%passed the test and of the incapable 25% passed the test. Given that 40% candidate are really capable ,then the proportion of capable college students is about

meaning of cat

solutions are not given for past papers

how to convert in Hindi

How many natural numbers less than 1000 are divisible by 5or 7 but not by 35?