sonali

Prove that sinx~x for small vibration

A Shopkeeper bought a cassette for Rs40 and sold it for Rs55. (a) what was his profit? (b) Express the profit as a percentage of.the cost price.

a clock is set right 9:00 pm and it gains 1 min in the first three hours and loses 1 min in every fourth hour and follows the same pattern there on .identify the time the clock will show at 1:00 pm the next day .

1.688*10^3