Mathematics, 04.05.2021 20:20 tristina20

4. If water is pumped into the pool at a rate of 2 litres per second, how long would it take to fill the pool from empty? Give your answer in hours and minutes.
5. If the cost of the water is 0.1p per litre, calculate the weekly charge given these conditions.
The water must be completely changed twice per week for health reasons. Give your

Answers: 3

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 16:50

Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.

Answers: 3

Answer

Mathematics, 21.06.2019 21:00

Estimate the area under the curve f(x) = 16 - x^2 from x = 0 to x = 3 by using three inscribed (under the curve) rectangles. answer to the nearest integer.

Answers: 1

Answer

Mathematics, 21.06.2019 21:50

6x + 3y = -6 2x + y = -2 a. x = 0, y = -2 b. infinite solutions c. x = -1, y = 0 d. no solution

Answers: 1

Answer

Mathematics, 21.06.2019 22:40

20.ju inces. which ordered pair is a viable solution if x represents the number of books he orders and y represents the total weight of the books, in ounces? (-3,-18) (-0.5, -3) (0,0) (0.5, 3)

Answers: 1

Answer

You know the right answer?

4. If water is pumped into the pool at a rate of 2 litres per second, how long would it take to fill...

Questions

Mathematics, 19.11.2020 20:40

What is the solution to the system of equations graphed below? (2, 4) (4,2) (0.6) (6.0)

Mathematics, 19.11.2020 20:40

Mavelin and Tess like shopping together. Their sister Jessica prefers to play bocce ball instead. Mavelin has $280 in her bank account and spends $40...

SAT, 19.11.2020 20:40

Pls help me this sis due in ten minutes and and no guessing

Mathematics, 19.11.2020 20:40