Question
Select the option that is related to the third term in
the same way as the second term is related to first term and the sixth term is related to the fifth term. 48: 342 :: 80: ? :: 120: 1330Solution
'48: 342' → 7² - 1 = 48, 7³ - 1 = 342 '120: 1330' → 11² - 1 = 120, 11³ - 1 = 1330
Similarly, for '80: ?' → 9² - 1 = 80, 9³ - 1 = 728.
___________ is the process in which acids and bases react to form salts and water.
The gas usually causing explosions in coal mines is-
Urea is a —
The chemical name of'Common salt’
The major component of honey is-
Manganite is an ore/mineral of
The element used in the manufacture of safety matches is —
The pH of a neutral solution is —
The important ore of aluminium is-
The noble gas used in radiotherapy is