Question
Which of the following is NOT categorized as an Igneous
rock?Solution
Chalk is a sedimentary rock, formed from the accumulation of shell, coral, and algal debris, unlike igneous rocks like granite, basalt, and pegmatite, which are formed from solidified magma or lava.
The average weight of x persons is 33 kg. The average weight of (x−16) women is 45 kg, the average weight of (x−30) children ...
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In a gathering of 30 guests, the average age of each guest in the class is 21 years. Later, 4 more guests join the party, causing the average age of the...
The average weight of 5 students in a class is 25.8kg. When a new student joins them, the average weight increases by 3.9kg. Then what will be the appro...
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