Find the mean: score frequency 1 3 2 2 3 1 4 0 5 2 6 2 show working out

Select the correct answer from each drop-down menu. rewrite the formula to find voltage. the formula for electrical power (p, in watts) is where v is the voltage in volts and r is the resistance in ohms. for a particular brand of water heater, r is 32 ohms and p is 0.5 watts. the formula to find v is , and the voltage at which the heater operates is volts.

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

Indicate the formula for the following conditions: p^c(n,r)=