Lenny’s favorite radio station has this schedule: news: 13 min. commercials: 2 min. music: 45 min. if lenny chooses a time of day at random to turn on the radio to his favorite station, what is the probability that the news will be on?

The probability that the news will be on  = 0.217

Step-by-step explanation:

Given: The number of minutes given by radio station to News = 13

The total time given by radio station =

If Lenny chooses a time of day at random to turn on the radio to his favorite station, then the probability that the news will be on will be given by :-

The probability that the news will be on  = 0.217

answer: the value should be used for i in the formula of calculation the monthly payment , the interest rate per period is 0.85.

step-by-step explanation:

the given rate of interest i= 85%

in calculating the monthly payment for a loan with an interest rate compounded monthly, the value of the interest rate per period we use in the formula must be in decimal form.

to convert it in decimal, we divide it by 100, we get

hence, the value should be used for i in the formula of calculation the monthly payment , the interest rate per period is 0.85.