Question
Which mineral is considered as a secondary mineral?
Solution
Gibbsite (Al ₂ O ₃ ·3H ₂ O) forms from weathering of primary minerals. Quartz and feldspar are primary.
There is a fraction whose denominator is 5 more than its numerator. If the numerator is increased by 10 and denominator is decreased by 4, the fraction ...
Convert the recurring decimal 0.434343... to a fraction in simplest form.
Find the value of: (3/4) of (5/8) of 64.
Evaluate: 2.4 × 1.25 + 6.5 ÷ 0.5
Alex has read 5/6 of a book, while Tina has read only 3/5 of the book she is reading. Both have another 150 pages of their respective books remaining to...
If numerator of a fraction is decreased by 30% and the denominator of the same fraction is increased by 40%, then what fraction of the old is the new fr...
2.666 …+ 2.77… in fraction form is:
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