Question

$\bf\blue{Question}$
$\sf\red{A \: person \: can \: walk \: at \: a \: speed \: of \: 1.5 km /second . \: How \: far \: will \: he \: walks \: in \: 4 \: minutes?$
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Answer 1

A man walks a certain distance with certain speed. If he walks 1/2 km an hour faster, he takes 1 hour less. But, if he walks ...

Answer 2

Answer:

bleaching powder, white or nearly white powder that is usually a mixture of calcium chloride hypochlorite, CaCl(OCl); calcium hypochlorite, Ca(OCl)2; and calcium chloride, CaCl2. Sometimes called chloride of lime, it can be prepared by reacting calcium hydroxide or slaked lime, Ca(OH)2, with chlorine gas, Cl2.