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Half of the volume of petrol and kerosene mixture of ratio 7:5 is converted into a mixture of ratio 3:1 by the replacement method. While the mixture of ratio 7:5 was formed from the mixture of 7:3 by adding the kerosene in it . If 240 ltr petrol is required in the replacement method, what is the total amount of kerosene was added to prepare the mixture of 7:5 ?

Abc is a right angled triangle in which ∠a = 90°, ab = 5 cm and ac = 12 cm. what is the approximate volume (in cm3) of the double cone formed by rotating the triangle about its hypotenuse?

In how many ways 10 chocolate can be given To A, B, C, D such that A always gets more chocolates than b

x=95,xii=72,btech=73,nc-obc, cat 2019=95.6,chance of converting nitie mumbai in flagship programme

The ratio of the effeciencies of A ,B and C are in the ratio of 7:5:8. Working together then they complete a work in 42 days. B and C work together for 21 days and the remaining work was completely by A alone. Th e whole work was complete is:

Where are tier2 mocks?

what is the difference between the compound interest and interest is compound 5 month and the simple interest on a sum of rupees 12000 for1 1/4 year at 12% per annum

The simple interest and the compound interest of second year of a principal are respectively 650 and 780 .What is the principal?

Respected sir, thanks for providing previous year papers but these all papers are in hindi language then we save more than time..so please sir provide the optional language option thank you.

How do i get previous year question paprr of ssc cgl mains