For the following questions answer them individually
The difference between the simple interest and the compound interest compounded annually on a certain sum of money for 2 years at a rate of 8% per annum is ₹16.80. Find the principal amount.
40 kg of an alloy A is mixed with 63 kg of alloy B. If alloy A has lead and tin in the ratio 2 : 3 and alloy B has tin and copper in the ratio 2 : 5, then find the amount of tin in the new alloy?
$$\frac{1}{3\times3} + \frac{1}{4\5} + \frac{1}{5\6} + ----+ ----------- \frac{1}{20\21}$$
On simplification, the given expression will give the result as:
Mohan and Ramesh can together complete a work in 15 days. Mohan is 50% more efficient than Ramesh. The time taken by Mohan alone to complete the work is:
Select the most appropriate option to fill in the blank.
‘Of Mice and Men’ is a well-known ______ by John Steinbeck.
Select the option that will improve the underlined part of the given sentence. In case no improvement is needed, select 'No improvement required'.
The teacher asked Mohit that why he was absent for the test.
The following sentence has been split into four segments. Identify the segment that contains a grammatical error.
The tornados / on the east coast / gives rise / to tsunamis.
The following sentence has been split into four segments. Identify the segment that contains a grammatical error.
Despite of being / a small girl / she fought / the bull bravely.
