Question
Which of the following is the hardest naturally
occurring substance?Solution
Diamond is the hardest naturally occurring substance known to man
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In a container, the ratio of milk to water is 9:7. If 32 litres of water is added, the quantities of milk and water become equal. What is the total quan...
In a mixture of juice & water, 80 litres water is mixed due to which ratio changes from 3:4 to 1:3. Find initial quantity of mixture. (in lit...
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