I can’t dance because I _________ my leg.
a) broke
b) break
c) have broken
d) Had broken​

In the given sentence, identify the segment which contains the grammatical error. I declined the lunch offer by Suresh, not because I do not want to go, but because I had no time. (a) by Suresh, not because (b) but because I had no time (c) I do not want to go (d) I declined the lunch offer

Find the error in the given question If I had gone to the library I can have borrowed a book.

Select the most appropriate option to substitute the underlined segment in the given sentence. If no substitution is required, select No improvement.I wish if I was the Principal of my school. (a) no improvement (b) I were (c) If I had been (d) that I am

Distance between A and B is 230 km. After travelling a certain distance a motobike breaks down and then it travels at the 3/4th of the actual speed and reaches 1 hour late. If the bike had broken down after travelling a distance of 30 km more he would have reached 12 minutes earlier. Find out the distance at which the bike broke down and speed of bike.