It will take JJ 4 hours to mow all of the yards in his block alone
Answer:
false all the quadratic equations cannot be solved by factorising there is also graphical method to get the solution
I don't see an inequality, but I can tell you that the sign of the inequality is flipped whenever you multiply or divide by a negative number.
Answer:
The probability that the time between the next two calls is between 3 minutes and 7 minutes is 0.2442.
Step-by-step explanation:
Let <em>X</em> = time between calls made to Amazon's customer service.
The average time between calls is, <em>β</em> = 10 minutes.
The random variable <em>X</em> follows an Exponential distribution with parameter 
The probability distribution function of <em>X</em> is:

Compute the probability that the time between the next two calls is between 3 minutes and 7 minutes as follows:

Thus, the probability that the time between the next two calls is between 3 minutes and 7 minutes is 0.2442.
Answer:
the meal cost $25.8 in total.
Step-by-step explanation:
9% of 20 is 1.8
20% of 20 is 4
20 + 1.8 + 4 = 25.8
May I have brainliest please? :)