If Rajan purchase 21 pens for Rs 20 and sell all the pens at the rate of 20 pens for Rs 21, then what will be the profit percentage?
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What is the sum of all natural numbers between 100 and 400 which are divisible by 13?
Which of the following elements has the lowest melting point?
Which is representative of Dravida style of temple architecture?
ΔXYZ is right angled at Y. If cosX = 3/5, then what is the value of cosecZ ?
In a Δ ABC, DE || BC. D and E lie on AB and AC respectively. If AB = 7 cm and BD = 3cm, then find BC:DE
In which year was Bombay Stock Exchange (BSE) established?
A sum of Rs 400 becomes Rs 448 at simple interest in 2 years. In how many years will the sum of Rs 550 amounts to Rs 682 at the same rate?