At the beginning of spring, Caroline planted a small sunflower in her backyard. When it was first planted, the sunflower was 15 inches tall. The sunflower then began to grow at a rate of 2.5 inches per week. How tall would the sunflower be

Q: As part of her fitness program, Karen has taken up jogging. If she jogs 1 mi the first day and…

A: Formula:   Consider the arithmetic progression is a, a+d, a+2d,……….a+(n-1)d. Formula for nth term n…

Q: The rate of a small aircraft in calm air is 125 mph. If the wind is currently blowing south at a…

A:

Q: Allen runs 8 miles in 3 hours at a steady pace. How long does it take him to run 3 miles?

A: speed is calculated by the formula,

Q: Cardo is 8 yrs. More than twice Lito’s age. 4 yrs. ago Cardo was three times as old as Lito. How old…

A: Let present age of Lito be x years and present age of Cardo be y years. It is given that Cardo is 8…

Q: A 450-gallon tank full of water is draining at a rate of 20 gallons per minute.

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Q: A goliath grouper at the local aquarium ate 112 fish over the course of 8 hours. At this rate how…

A: our objective is to find  how many fish can he eat in 3.5 hours .

Q: In Lixue’s garden, the green pepper plants grew 5 inches in 3434 month. At this rate, how many feet…

A: It is given that, In Lixue’s garden, the green pepper plants grew 5 inches in 3434 months.

Q: By 7 p.m., Joe had typed 4 pages of his paper.  At 8:30 p.m., he had completed 10 pages.  Calculate…

A: Given:By 7 p.m., joe had typed 4 pages of his paper. At 8:30 p.m., he had completed 10 pages.

Q: The population of Watesville decreases at a rate of 1.6% per year. If the population was 62,500 in…

A: Given: Population in 2014, P = 62,500 Rate of decrease, r = 1.6% Population in 2020, Q = ?   Number…

Q: The temperature of an ingot of silver is60°C above room temperature right now. Twenty minutes ago,…

A:

Q: An investor invests 5000 dollars at 10% and the rest at 5%. How much was invested at 5% if the yield…

A: An investor invests 5000 dollars at 10%, which is one-fifth of the amount.

Q: you run the first 2 miles of a 5 mile at a rate of 300 yards per minute. Then you run the last 3…

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Q: How many minutes did it take the faster runner to finish the 8 mile run?

A: Let the distance be 8 mile, Pepe averaged a speed of 1/2 mile in 4.5 minutes where Paula averaged…

Q: In year 1931, the population of Sri Lanka is 24M. in 1945, its population rise to 82M. Assuming that…

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Q: Nina ran 12 laps in of an hour. At this rate, how many laps could she run in an hour?

A:

Q: At the beginning of spring, Samantha planted a small sunflower in her backyard. When it was first…

A: Given: Samantha planted a small sunflower in her backyard. When it was first planted, the sunflower…

Q: The half-life of the drug Morphine in the blood is 120 minutes. If 75 mL are given to a patient at…

A:

Q: A woman cycles 8 mi/h faster than she runs. Every morning she cycles 4 mi and runs 2.5mi, for a…

A: Given:Let x be a running speedLet x+8  be a cycling speedTravel time=distancespeed

Q: A boat leaves a dock at 4:00 PM and travels due south at a speed of 20 km/h. Another boat has been…

A:

Q: A laptop uses 20 watts of electricity per hour when operating, At  10 cents per kilowatt hour, how…

A: Electricity consumption by laptop = 20 watt per hour total operating time = 5 hour So, total…

Q: If rain is falling at a rate of 2.47 inches per hour, how much rain would you expect after 3.5…

A: Given: Rate of falling of rain= 2.47 inches per hour and we have to find out the rain after 3.5…

Q: If you drive 270 miles and use 10 gallons of gas, what is your rate of gas consumption?

A:

Q: Markham started driving at 8 am. By noon he had traveled 164 miles. What was his average speed in…

A:

Q: Ella's motorboat can travel 35mi/h in still water. If the boat can travel 6 miles downstream in the…

A: Given:-Speed of motorboat in still water                = 35mi/h

Q: Liana was 10 miles from home at 2 pm and 70 miles from home at 3:30 pm. What was her average rate of…

A:

Q: When an object is dropped from a height of h feet, the time it will take to hit the ground can be…

A:

Q: The 2010 Haiti Earthquake had a magnitude of 7.0. The 2011 Japan Earthquake had a magnitude of 9.0.…

A: The formula is M2 - M1 = log{A2 /A1 } M1 = 7 M2 = 9 Hence  9-7=2=log{A2 /A1 }

Q: A bus leaves a city at 12:00 pm and travels 50 miles per hour. A car leaves the same city at 12:30…

A: Given that, the bus leaves a half -hour before the car. The speed(r) of the bus is 50 miles per…

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: d. At 9:30 pm it had been snowing at a rate of 1.5 inches per hour for * hours. The TOTAL…

A: Given, At 9:30 pm it had been snowing at a rate of 1.5 inches per hour for 4.5 hours.

Q: how long will it take for her to have enough money for her project?

A: The compounded interest formula is expressed as A=P1+rnnt Where, P is initial amount, r is the…

Q: A 22-inch candle burns down in 11 hours. At what rate does the candle burn, in inches per hour?

A: Given a  234-inch candle burns down in 11 hours. We have to find the rate at which the candle burns,…

Q: Ahmed can run 4.3 m/s and Khaled can run 6.7 m/s. Ahmed is given a head start of 24 meters since he…

A:

Q: A hot air balloon begins its descent at a rate of 225 feet per minute. How long will it take for the…

A: The given data is: The hot air balloon descent at the rate of -2212 feet/minute To find how long…

Q: It takes Manu twice as long to clean the pool as it takes Ander. If it takes Ander t hr to clean the…

A: Given:Manu takes twice as long as to clean the pool as it takes by Ander.Let Ander takes t hr to do…

Q: The 1990 earthquake in Dagupan City had a magnitude of 6.9. While the 2013 earthquake that occurred…

A:

Q: . There is a contest at the toy store- correctly guess the number of rubber balls in the cylindrical…

A: There is a contest at the toy store- correctly guess the number of rubber balls in the cylindrical…

Q: By noon, the temperature in Buffalo had risen by 16 °F. What was the temperature there at noon?

A: We have to answer the questions using the given table.

Q: In Lixue’s garden, the green pepper plants grew 5 inches in 3/4 month. At this rate, how many feet…

A: The green pepper plants grew 5 inches in 3/4 month 5 inches =5/12 foot

Q: The size of the wolf population at Isle Royale National Park increases at a rate of 4.3% per year.…

A:

Q: It takes one week for a crew to pave 3/5 kilometer of road.  At that rate how long will it take to…

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Q: A company produces boxes that are 5 feet long, 4 feet wide, and 3 feet high. The company wants to…

A: Let the increased amount is x feet. So new dimensions are (5+x) feet , (4+x) feet , (3+x) feet

Q: how long will it take to complete the sweeping?

A: Let the amount of time taken by the truck to sweep the entire town be t hours. The total distance…

Q: An ice cream factory makes 100 quarts of ice cream in 10 hours. How many quarts could be made in 48…

A: Given that An ice cream factory makes 100 quarts of ice cream in 10 hours To find Number of quarts…

Q: In a laboratory, it was observed that a colony of bacteria increases at the rate of 30% per hour. If…

A: Given that: Rate of increase = 30%Original number of bacteria = 10000

Q: Each side of a square is increasing at a rate of 2 cm/s. At what rate is the area of the square…

A:

Q: A person drives for 200 kilometres at a speed of 30 k.p.h. He drives another 200 kilometres at a…

A: Given that - A person drives for 200 kilometres at a speed of 30 k.p.h. He drives another 200…

Q: The count of a bacteria in a culture was 5 initially and doubles every 30 minutes. Find the size of…

A: