Question
A one-foot tall tree was planted on New
Year's day. If there is a 10 percent increase in its height every month with respect to the previous month, which of the following will be its height on All Fools' Day (April)?Solution
Required percentage = `1(1+10/100)^3 = 1xx11/10xx11/10xx11/10 = 1.331ft.`
A mixture (milk and water) contains 40% milk and rest 192 litres water. How much milk should be added to the mixture to make the ratio of milk to water ...
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