Ask Your Questions

A train travelling at constant speed crosses two persons walking in the same direction in 8 seconds and 8.4 seconds respectively. The first person was walking at the speed of 4.5 km/hr while the second was walking at the speed of 6 km/hr. What was the speed of the train in km/hr?

3cos²x-2sin²x=-0.75 then x=

PST:01::NPR:?

Ceo's list

32513642153421984654239594
How many such 3 are there in the above series which is immediately followed by a perfect square and preceded by a composite odd number

a certain sum of money becomes 5/2 times of itself in 5 years find the rate of interest?

sir i want science material in rrb

where can i get rrb alp previous question in this application?

Cube root

sir plz provide ntpc 2020 questions