In the following question, four words are given out of which one word is correctly spelt. Select the correctly spelt word.
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Qamar gained 16% on the resale of a used stereo. If he purchased the item for Rs. 1500, how much did he sell it for?
____ is the most electropositive and ___ is the most electronegative element of the third period of modern periodic table.
A can do 1/3rd of a work in 5 days and B can do 2/5th of this work in 10 days. Both A and B, together can do the work in
Find the odd word/letters/number from the given alternatives.
Who discovered electricity and invented the lightning rod and bifocals?
A __________ thread is actually stronger than a steel wire.
Simplify : -21973 × -1253 ÷ 275123