Questions

In the following question, a word has been written in four different ways out of which only one is correctly spelt. Select the correctly spelt word.

World War I started in the year?

Who among the following was honored with the "Hridaynath Mangeshkar Award-2017" in October 2017?

Who invented Rocket?

Which of the following was the winner of the Grammy Awards 2016 "Rap Album of the Year"?

In which sport did India win Bronze medal at Rio Olympics 2016?

In which of the following years was the 'Caste Disabilities Act' passed?

$$\begin{gathered} ∆ABC is similar to ∆PQR. If ratio of perimeters of ∆ABC and ∆PQR is 1:2 and \\ if PQ = 10 cm then what is the length of AB (in cm)? \end{gathered}$$