If Rachel’s hair grows 3.5 inches in 6 months. How much would you expect her hair to grow in 2 years?

Q: A coral reef grows 0.14 every week. How much does it grow in 15 weeks

A: Definition used -                Multiplication theory - When any quantity is increasing by a…

Q: Carl’s daughter is estimated to be 11 years old. Approximate her age in seconds

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Q: Spaceship B: Miles covered 300,000 500,000 Time taken (in hours) 12 Will it be able to reach Mars…

A: Let's find.

Q: ½ life of C-14 is 5700 years. Traces of wood located in a forest cabin found to contain 5% of the…

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Q: Five years ago, Marcus was three times as old as Theresa. In two years, Marcus will be twice as old…

A: To find the present age of Theresa.

Q: Myra can cover 2/3 of the school track in 7 1/3 how much of the track can she cover in ones

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Q: Mary sold 147 bags of popcorn in 3 days. At this rate, how many bags of popcorn will Mary sell in 5…

A: Mary sold 147 bags of popcorn in 3 days.

Q: Akiko built 33 models every 44 hours. At this rate, how many would she built in 16 hours?

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Q: A train traveled 317 miles in 10 hours. At this rate, how many miles will the boat travel in 2 1/2…

A: 79.25 miles

Q: In 450 years, a sculpture will be twice as old as it was 250 years ago. What is the present age of…

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Q: You start with $4 in your investment. Your money doubles every 6 years. How much money will your…

A: It is given that  $4 is the initial investment and the money doubles within 6 years. That is,…

Q: A web designer that pays an hourly wage of $35. The job assumes five 8-hour days per week. for 48…

A: To determine the annual income of the designer, first we have to calculate the weekly income of the…

Q: Forty grams of a certain radioactive material disintegrates to 16 grams in 220 years. How much of…

A: Radioactive material follows first order kinetics equation - k = 1tlnA0AA0 = Initial amount = 40 gmA…

Q: You are standing in a crowd that is 8

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Q: Michael can paint 1/2 of a room every 1/3 of an hour. How many rooms can Michael paint in 1 hour?

A: Given: Michael can paint 1/2 of a room every 1/3 of an hour.

Q: of a small town is 6237 people. It is believed that town's popula population of the town 8 years…

A: Given that The current population of a small town=6237 people.  The towns population is trippling…

Q: Ian is 2 years older than Carissa. In 7 years the sum of their ages will be 58. How old is Ian now?

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Q: According to the model, what was the city's population 4 years after it was founded? Round your…

A: The value of a function f(x) at a value of x is obtained by substituting the value of x in the…

Q: San is 108 year old. Jon is 24 years old. How many years will it take for San to be exactly 4 times…

A: Let x years be needed for San to be exactly 4 times as old as Jon.

Q: If two cats eat a kilogram of cat food in 4 days, how long will it take for 5 cats to eat 25kg of…

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Q: Oliver walks 1350 feet every 4 days. How many miles does he walk in 30 days?

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Q: Gregory was p years of age 4 years ago. In terms of p, How old will he be in 4 years from now?

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Q: One -half of Heather's age two years from now plus one-third of her age three years ago is twenty…

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Q: Frank can file 140 books in 2.5 days. How many days does he need to file 490 books?

A: Given that, Frank can file 140 books in 2.5 days. So he ca file 1 book in (2.5/140) days.

Q: Kim is 10 years older than Laura. Laura is twice as old as Melissa. If Melissa will be 10 years old…

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Q: Trina is 1.5 times as old as Holly. Four years from now, the sum of their ages will be 38. Determine…

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Q: At Romar's garden, a sunflower was 14 centimeters tall when it was first planted, and continued to…

A: Given: At Romar's garden, a sunflower was 14 centimeters tall when it was first planted, and…

Q: Susan's bank is 3/4 full. after she removes 280 pennies it is 1/2 full. How many pennies can susans…

A: Consider that initially susan's bank is 34full and after she removes 280 pennies it becomes 12full.…

Q: if sara can read 15 pages in 10 minutes, how long will it take her to read 45 pages?

A: if sara can read 15 pages in 10 minutes, how long will it take her to read 45 pages?