Give one word for the following:

A board which is black and used for writing -

रक्षा बंधन कब मनाया जाता है?

Which one of the following is less than

13 tens + 2 ones

Which of the following body part is called

'Storehouse of the knowledge'

शेर का स्त्रीलिंग शब्द क्या है ?

If roofs is to roof,then knives is to -

A male cow is called?

समझ कर कविता को पूरा करें -

नाच मोर का सबको भाता

जब वह _______________________

10 tens + 10 tens + 10 tens is equal to______?

School is to study as stadium is to________.

I am a two digit number.I am more than 45 but less than 55.The sum of my digits is nine.Who am I ?

Choose the word which is opposite to 'Cry'

दिए गए समूह में नाम वाले शब्द का समूह कौन सा है?

Which of the following is incorrect?