swabytonique929 swabytonique929

04-07-2020
Mathematics

contestada

3 pumps, working 8 hours a day, can empty a tank in 2 days. How many hours a day must 4 pumps work to empty the tank in 1 day?

a) 8
b) 9
c) 10
d) 11
e) 12

Respuesta :

surakshya666 surakshya666

04-07-2020

In my view option D but it can be wrong

Answer Link

Otras preguntas

Section 2: Extended Writing (30 points) In this section, you will show your knowledge of the content by constructing a three-paragraph essay. Remember to use ex

Chemicals or cleaning agents used to destroy germs are known as

Which relation is a function? {(-4,-7), (-9, 5), (4, -2), (-9, 0)} {(-7, -7), (-2, 5), (−1, 6), (-2, −5)} {(0, 1), (3, 2), (5, -3), (0, 2)} {(-3, -2), (-1, 3),

Which of the following environmental factor/s is/are most important requirements for the survival of organisms? 1. Food 2 . Water 3. Air 4. All of the choices

Which term includes the highlighting and underlining of materials in addition to being engaged with the material?.

Which is the best revision of sentence 4 to eliminate contradictory information? just like homework and other activities, helping to take care of a dog teaches

Q1. Multiple choice question a) The main center of the British East India company was______. i) Madras ii) Surat iii) Bombay iv) Delhi b) In AD __________ Briti

Evaluate the expression 3.14(a2 + ab) when a = 4 and b = 3

In DNA replication, continuously synthesis occurs on the leading strand

4x + 2y=4 and 3x -y= -7