A bulb of resistance 925 Ω works on 230 V. The filament was broken. It was joined together and made to work. Let the resistance of the

filament now be 640 Ω. What is the change in the power of the bulb?

What is the current flowing through the bulb?

Alocal concert promoter purchases 2 3/4 pages of ads. when one of the concerts is cancelled, the promoter cancels 1 5/8 pages of ads. how much advertising space is the concert promoter actually using?

Ac contractor is building a new subdivision outside of the city. he has started work on the first street and is planning on the other streets to run in a direction parallel to the first. the second street will pass through (-2,4) find the equation of the location of the second street in standard form. a.2x+y=2 b. x-y=2 c.2x+y=2 d.x+y=2

If value of cos330° is √3/2 then find tan165°.