88 Answered Questions for the topic Rates

05/07/22

Calculus Chapter Task

I have created a scatter plot and the exponential function I found is y = 30.368(0.995943)x. I need help solving the rest of the questions. A brief explanation of each part will also... more
Rates Math Calculus

12/07/21

Related Rates hw problem

A man starts walking north at 4ft/s from a point P. Five minutes later, a woman starts walking south at 5ft/s from a point 500ft due east of P. At what rate are the people moving apart 15 min after... more
Rates Math Fractions

11/28/21

25 ft in 15 sec

cant seem to understand how to write 25ft /15sec isnt is an improper fraction, how should i Write the rate as a fraction in lowest terms 25 Ft in 15Seconds?

10/07/21

Rates question (calc1)

The altitude (i.e., height) of a triangle is increasing at a rate of 2 cm/minute while the area of the triangle is increasing at a rate of 2 square cm/minute. At what rate is the base of the... more
Rates Calculus

10/07/21

Calc rates question

A hot air balloon rising vertically is tracked by an observer located 2 miles from the lift-off point. At a certain moment, the angle between the observer's line-of-sight and the horizontal is π/5,... more

10/07/21

Calculus rates question

A road perpendicular to a highway leads to a farmhouse located 5 mile away. An automobile traveling on the highway passes through this intersection at a speed of 50mph.How fast is the distance... more
Rates Math Calculus

10/06/21

Relative rates question

Hello, could someone help me with this homework question?:At noon, ship A is 150 km west of ship B. Ship A is sailing east at 35 km/h and ship B is sailing north at 25 km/h. How fast is the... more
Rates Math Calculus

10/06/21

Relative rates question

1. The length of a rectangle in increasing at a rate of 8 cm/s and its width is increasing at a rate of 3 cm/s. When the length is 20 cm and the width 10 cm, how fast is the area of the rectangle... more

11/18/20

Given that 16 watermelons cost $48, which of these are equivalent ratios of number of watermelons to cost in dollars? Select all the correct answers. 3:9 16:48 48:16 1:3 3:1

3:9 16:48 48:16 1:3 3:1 Which of these are matching? (TIP) There is more than one answer!
Rates

04/18/20

How many children and how many adults were admitted?

The admission fee at an amusement park is $3.50 for children and $6.80 for adults. On a certain day, 287 people entered the park, and the admission fees collected totaled 1582 dollars.
Rates Calculus

04/08/20

How fast must she let out the string when the kite is 500ft away from her?

A girl flies a kite at a height of 300 ft, the wind is carrying the kite horizontally away from her at a rate of 25ft/sec.

Exponential Function models annual rate of increase.

The exponential function models the annual rate of increase. Find the monthly and quarterly rates. f(t)=2000(1.03)^t

01/12/19

Solving a Problem

Tammy, working alone, could clean one-half the area in one hour. Her partner, Melissa - working alone - could clean one-third of the area in one hour. During the contest when they work... more
Rates

09/16/18

What is the ratio for 480 ml in 8 hours

Math ratio it hard

Ratio Word Problem

The Eagles have won 40% of their games at one point in the season. They play 15 more games, winning 10 and losing 5. They have an exact 50-50 win-loss record at the end of the season. How many wins... more
Rates

05/25/18

% Increase when changing rates on 2 tanks

I have 2 tanks (#1 & #2), #1 is draining milk at 1473 L/day, #2 is draining milk at 1337 L/day. If i change tank #1 to drain at 826 L/day and #2 to drain 481 L/day, how many Litres am I saving... more
Rates Ratios

04/23/18

HELP! I don't understand the formula my teacher wants us to use, so I am just trying to figure it out any way I can!

QUESTION: You are using dirt to fill a planter box, and you use 920 grams of dirt to fill 8 inches of the planter box how many inches can you fill using 48.3 KILOGRAMS of dirt
Rates

04/03/18

sanjay can travel 342 miles in 6 hours. At this rate, how far can he travel in 5 hours

i need this problem done please
Rates

03/20/18

in 8 hours, alonzo reads 40 chapter of a book.What is his rate in chapter to hours?

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