A movie star, unwilling to give his age, posed the following riddle to a gossip columnist: “Seven years ago, I was eleven times as old as my daughter. Now I am four times as old as she is.” How old is the movie star?

Q: What was the most time a student in this class could have spent watching TV that day?

A: There are 7 students watching for the time interval 30-59 minutes. So maximum students are watching…

Q: In order to encourage his son in the study of Algebra, a father promised the son P8.00 for every…

A: Let the number of the questions solved correctly be x. Total number of the problems are 26. So the…

Q: The Iditarod sled dog race extends 1049 miles from Anchorage to Nome. If a musher is three times as…

A: Given,         The Iditarod sled dog race extends 1049 miles from Anchorage to Nome. A musher…

Q: MAY I know how to get the final answer?

A: It was stated that X1,X2,..., Xn are independent random variables having exponential distributions…

Q: If a quarterback is below average in height, would you expect him to be above average or below…

A: coefficient correlation : In a correlation analysis, the correlation} could be a specific statistic…

Q: Finn is 24 years old now. Finn is twice as old as Jake was when Finn was as old as Jake is now. How…

A: We have to find Jake age

Q: A marble bust is 25 years old, and a terra-cotta bust is 85 years old. In howmany years will the…

A: given A marble bust is 25 years old, and a terra-cotta bust is 85 years old

Q: A company claims that their new bottle holds 25% more laundry soap. If their original container held…

A:

Q: John is taller than pam, david is taller than john,who is the tallest?

A:

Q: Can you also provide how many tickets should be sold at $40?

A: Let's find tickets sold at $40.

Q: stephanie is twenty-four. She is twice as old as martha was when stephanie was as old as martha. How…

A:

Q: When 18 is subtracted from six times a certain number, the result is − 42.What is the number?

A:

Q: A recipe for one full cake calls for one fourth cup of sugar if three eighths of a cup of sugar is…

A: Requirement of sugar for one full cake = 1/4 cup of sugar Total cups of sugar = 3/8

Q: 1. If you bought 10 tickets to the movies and gave some away, how many could you have left? 2. If…

A: When we remove some amount from a fixed amout, there is some reduction in the fixed amout it mean it…

Q: How many times greater is the value of the 3 in 230,716 than the value of the 3 in 23,716?

A: The given numbers are 230,716 and 23,716.   Identify the place of 3 in both the numbers:   It is…

Q: A stree vendor sells six different kinds of fruit for a dollar each. How many ways can someone buy…

A: Combinations

Q: Based on her recipe, Elena knows that 5 servings of granola have 2250 calories. Complete the table…

A: Given that 5 servings of granola have 2250 calories. Then, 1 serving of granola will have 22505=450…

Q: Rochelle’s daughter is 11 years old. Her son is 3 years younger. How old is her son?

A: Age of Rochelle's daughter=11 yrs  Her son is 3 yrs younger than her daughter We need to find the…

Q: Solve the problem. In how many ways can Susan arrange 10 books into 4 slots on her bookshelf?

A: Here we have to calculate in how many ways Susan can arrange 10 books into 4 slots on her bookshelf.

Q: At the Da Vinci Institute, the ratio of girls to boys is 6 to 4. If 420 boys attend the school, how…

A: At the vince Institute  Girls : boys = 6:4  Let number of girls be 6x and number of boys be 4x

Q: Solve by the method of your choice:In how many ways can five airplanes line up for departure on a…

A: There are 5 different airplanes and 5 runways.

Q: A cellular telephone tower casts a shadow that is 72 feet long ,while a tree nearby that is 27 feet…

A: In the question we have to find the height of tower.

Q: The Iditarod sled dog race extends 1049 miles from Anchorage to Nome. If a musher is twice as far…

A: Let the distance of Musher from Nome, in miles, is represented by x .Hence the distance from…

Q: In how many ways can 6 volunteers be assigned to 6 booths for a charity bazaar?

A:

Q: When five is added to three more than a certain number, the result is 19.What is the number?

A: Let the number be x When five is added to three more than a certain number = 3x + 5

Q: When Billy's asked how old he is, he replies, "In two years I will be twice as old as I was five…

A: Let his current age be x.

Q: What would be the rent for a 1000-square-foot apartment that has 2 bedrooms and 2 bathrooms? $840…

A: The following coefficient are given : Intercept(Bo) =300 Bed(B1) =226 Bath(B2)=89 Sqft(B3)=0. 2

Q: Would RS be equal to 17.3? What is the formula to get the answer?  the question is in the picture.…

A:

Q: A movie star, unwilling to give his age, posed the following riddle to a gossip columnist: "3 years…

A: Let x years be the daughter’s present age and y years be the movie star’s present age.Given that,…

Q: What size would you see on the box for a new television whose screen measures 40 inches wide by 15…

A:

Q: If 14 more than a number is 12, what is the number?

A:

Q: A kerosene lamp is 95 years old, and an electric lamp is 55 years old. Howmany years ago was the…

A: Let x years ago the kerosene lamp twice the age of the electric lamp   x years ago the kerosene lamp…

Q: Can you solve letter D from the posted question?

A:

Q: If you place a 5-foot ladder against the top of a 4-foot building, how many feet will the bottom of…

A:

Q: Benny is 12 years old. When Benny’s sister Penny is 24, Benny’s age will be 125% of her age. If…

A:

Q: When a number is decreased by 10% of​ itself, the result is 36. What is the​ number?

A:

Q: An obstetrician has requested that you give 3 cc of a medication. How many minims should you give?

A: Given:- An obstetrician has requested that you give 3 cc of a medication. How many minims should you…

Q: How much fuel would be needed for 101 miles? How much fuel would be needed for 1000 miles? How…

A: Regression Equation is   ŷ = 0.1135X + 4.59675

Q: In work problems, the number represents the whole job completed.

A: In the work and time problems, if a work can be completed in 2 and 3 days by A and B, respectively,…

Q: If 20 people all shake hands with each other, how many hand shakes are there? Show all work or…

A: First using your method which is formula for handshakes, nn-12 Where , n  is total number of people…

Q: Andrea is 50 years old, and her daughter is 10 years old. In how many years Andrea will be three…

A: Given  Andhra 50 years old and her daughter is 10 years old we need to find after how many years…

Q: Susan says she Googled and found the population of the United States is approximately 328 million…

A: The current population of the United States is 328 million people, and it is growing at a rate of…

Q: May I have the answer to 1,500 divided by 450?

A: Divide by  long division method and write the quotient and remainder.

Q: i would like only (d) to be solved

A: We want to tell the relationship between calories and fat

Q: A driver drove 50 miles in 50 minutes. How many miles per hour was he driving?

A: Given a driver drove 50 miles in 50 minutes.

Q: If 1 cup of parmesan weighs 4 oz, how many pounds must you purchase to have 5 cups?

A: Given 1 cup of Parmesan weighs= 4 oz

Q: 3. If 24 water bottles weigh 30 pounds, how much would a shipment of 150 water bottles weigh? The…

A:

Q: Is 342,589 greater than or less than one million ? How do you know

A: A number is said to be greater than an other number when the its value is more than the other number…

Q: Rocco is 21 years older than Toby. If Rocco is 111. years old, how old is Toby?

A:

Q: If five is subtracted from three times a ce3rtain number, the result is 10. Whatis the number?

A: Let the number be x five is subtracted from three times number = 3x-5

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.