Given P(A)= 0.55, P(B) = 0.82 and P(A or B) = 0.869, find the value of P(A and B), rounding to the nearest thousandth, if necessary.

Q: Emelina dug one third of a hole in one sixth of an hour. Find the rate in holes per hour.

A:

Q: Perry has an opportunity to invest with an APR of 5.25%.  Using the rule of 70, how long will it…

A: Perry has an opportunity to invest with an APR of 5.25%.  Using the rule of 70, we need to find how…

Q: What was the original volume in liters? Enter your answer as a decimal to the 10th place, like this:…

A: From the gas law we know

Q: Solve for : 17(1.07) 19(1.087) 11 - G

A:

Q: John started selling tickets to the matinée and had sold 14 by 7 AM. By 12 noon he had sold 84. What…

A: Tickets sold by 7 AM= 14 Tickets sold by noon=84 To find: Average rate of change

Q: X contracted to do personally certain engineering work for Y for the sum of $2,000. When the job was…

A: Given the price of complete job is $2000, X completed 25% of total work and fell seriously ill. To…

Q: Solve 52x – 4(5*) 3 12. Round answer(s) to the nearest tenth, if necessary.

A:

Q: what is 3.07( 0.969)t  as a percentage rate

A: The solution is given below

Q: A retailer made a mark up of 15% on the cost of a smart phone and sold it to a customer at ✩ 483. At…

A: The formula for markup is, %m=sp-cpcost×100 Then, 15%=sp-cpcp×1000.15=sp-cpcpcp0.15=sp-cp1.15cp=sp

Q: Cynthia was asked to subtract 0.223 from 0.54.Which of the following is the best is estimate that…

A: We have to substract 0.223 from 0.54 . i.e.  0.54 - 0.223 = 0.317

Q: An assistant receives a10​%​raise, bringing the salary to ​$45,225. What was the salary before the​…

A:

Q: Ling went to the bookstore, he spent 1/3 of his money ona pen and 4/7 of it on books. What fraction…

A: Use the amount of ling as x amount.

Q: What's the percentage of 65800 in decimal form

A: To express the percentage 65,800 in decimal form, you divide the percentage value by 100:

Q: Find the unknown variable: 10Cr = 252

A:

Q: Marc earns a yearly bonus of 1.6% of all sales he makes during the year in excess of $82,000.…

A: Question is solved.

Q: Jade spent $37.60 on groceries. (4)/(5) of that total was spent on vegetables. How much was spent on…

A:

Q: Calculate the GPA to two decimals place for the following grades: A-7 B-6 C-2 D-4 F-2

A: Given: Grades: A-7 B-6 C-2 D-4 F-2

Q: Val's whole-house central air conditioner uses 4,000 watts when running. Val runs the AC 5 hours per…

A: 1kilowatt-hour=1000watt X 1hour

Q: Find P:  20,000 = P(1 + 0.02)36

A: The objective is to find P.

Q: 600(1.2)2t= 4200

A: Use logarithm to solve