What is the value of a-b when a2+b2-6a-6b+18 = 0 ?
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Match the following items.
Which city is located on the banks of the river Alaknanda?
The birthplace of the tenth and last guru of Sikhs Guru Gobind Singh is: ________________.
Which of the following is the third member of the Dobereiner triad, that also features Lithium and Sodium?
What is the HCF of 36, 72 and 126?
Alarms from 3 different clocks sound after every 2, 4 and 6 hours, respectively. If the clocks are startedat the same 6 time, how many times do the alarms ring together in 3 days?
The commonly used thermometric substance is _____.