For the following questions answer them individually
Points A and B are 200 km apart. A person starts from A at 10 a.m. at a speed of 10 km/h and goes towards B. Another person starts from B at 11 a.m. at a speed of 20 km/h and goes towards A. At what time will they meet?
A boat can travel in still water at 7 km/h and the speed of the stream is 3 km/h. Find the total time (in hours) taken by the boat to travel 60 km upstream and return to the starting point.
The length of a rectangle is increased by $$16\frac{2}{3} \%$$. By what approximate percentage should its breadth be decreased so that the area of the rectangle remains unchanged?
Study the given pie-chart and answer the question that follows.
The pie-chart shows the percentage-wise distribution of teachers in a district who teach six different subjects as percentages of the total number of teachers of all the subjects taken together.
What is the ratio of the number of teachers who teach English to the number of teachers who teach Chemistry?
Select the number that will come in place of the question mark (?) in the mathematical statement.
$$(0.064)^{123} \div 0.16^{47} \times 0.4^{34} \times 0.4^{29} = (0.4)^?$$
Sarai Nurmahal is a centrally protected monument of India. It is situated in which state of India?
Open Market Operations conducted by the Reserve Bank of India (RBI) are of ______ types.