The Ozone layer is present in which atmospheric layer?
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Of the 3 numbers whose average is 72, the first is 2/7 times the sum of other 2. The first number is
Panthera Tigris is the scientific name of
Why does carbon tetrachloride have no dipole moment?
Who invented Rocket?
∆DEF is right angled at E. If tanD = 4/3, then what is the value of tanF ?
A person lent certain sum of money at 5% per annum simple interest and in 15 years the interest amounted to Rs 250 less than the sum lent. What was thesum lent (in Rs)?
Who among the following was awarded the Ashok Chakra (posthumous) by President Pranab Mukherjee on the eve of Independence Day 2016 ?