An element A forms an oxide with formula A3O4. What is the valency of element A?
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If a rod of length 208 45 is cut into equal pieces of length 23 15 then the total number of rods obtained is
The centre of the reflecting surface of a spherical mirror is a point called the ___.
Select the option that depicts the correct mirror image of the following figure.
Select the missing number based on the given related pair of numbers.
158 : 384 :: 140 : ___
What will be the 20th term in the given sequence?
-50, -47, -44, _
The distance between two places can be covered in 3.5hrs at a speed of 62 kmph. If the speed is increased by 8 kmph, how much time would be saved?
By selling an item for Rs. 696 Unnati incurred a loss of 13%. By how much should she have raised the price to gain a profit of 10%?