How to find the speed of first train if the ratio between the speeds of two trains is 7 : 8 and ...?

Course : CA Foundation. Question : The ratio between the speeds of two trains is 7 : 8. If the second train runs 400 kms. in 5 hours ...?

210

How to find daily earnings if each saves Rs. 50 and their daily earnings are in ratio 4 : 5 and ...?

Course : CA Foundation. Question : Daily earnings of two persons are in the ratio 4:5 and their daily expenses are in the ratio 7 : 9. If ea

550

How to find a number which when subtracted from each of the terms of the ratio 19 : 31 reducing...

Course : CA Foundation. Question : The number which when subtracted from each of the terms of the ratio 19 : 31 reducing it to 1 : 4 is …?

320

What is the value of 5px + 3qy : 10px + 4qy if p : q = 2 : 3 and x : y = 4 : 5?

Course : CA Foundation. Question : What is the value of 5px + 3qy : 10px + 4qy if p : q = 2 : 3 and x : y = 4 : 5?

100