TIME AND WORK FOR CAT/SSC/BANK PO

1.  To do a certain work B would take 4 times as long as A and C together and C 3 times as long as A and B together. The three men together complete the work in 5 days. How long would take B and C to complete the work?

(a) 9  days                        (b) 11.11   days            (c) 26  days                        (d) 28  days

2.   To do a certain work B would take 2 times as long as A and C together and C 3 times as long as A and B together. The three men together complete the work in 16 days. How long would take B and C to complete the work?

(a)  27  days           (b) 27  days            (c) 27.42   days                     (d) 27 days

Check video trick for such questions

Video trick

In what ratio must a person mix three kinds of tea costing Rs.60/kg, Rs.75/kg and Rs.100 /kg so that the resultant mixture when sold at Rs.96/kg yields a profit of 20%?

1. 1 : 2 : 4
2. 3 : 7 : 6
3. 1 : 4 : 2
4. None of these

see video and try to solve this question

STD special trick

After watching this video you will be able to crack such long questions in mind definitely

1.A person travels 300 km to his home , partly by train and partly by car . He takes 4 hours if he travels 60 km by train and the rest by car .He takes 4 hours 10 minutes if he travels 100 km by train and the rest by car .
 Find the speed of train and the train ?

2.Rohan travels 600 km from his home partly by train and partly by car. He takes eight hours if he travels 120 km by train and rest by car. he takes 20 minutes more if he travels 200 km by train and rest by car. find the speed of train and car.

Mixture important question

 A liquid P is 1(3/7) times heavy as water and water is 1(2/5) times at heavy as another liquid `Q'. The amount of liquid 'P' that must be added' to 7 litres of the liquid "Q' so that the mixture may weigh as much as an equal volume of water, will be 

SSC CGL/CAT QUESTION WITH TRICK If the income tax is increased by 19 % , the net income is reduced by 1 % .The rate of income tax is what?

   If the income tax is increased by 19 % , the net income is reduced by 1 % .The rate of income tax is

(a)  6 %                         (b) 4 %                       (c) 5 %                       (d) 7.2 %

 Third trick see the video    

CAT/SSC CGL TIME AND WORK

GP question