Question

maths questions is ​

Answer 1

Answer:

5.3. This answer is wrong

Step-by-step explanation:

4 hours - > 8 pumps

2 2/3 - >?

Cross multiplication

8*2 2/3 = 4 * x

64/3=4*x

64/3 /4=x

16/3

Or

5.3

Answer 2

Answer:

13 pumps

Step-by-step explanation:

As for 4 hours there will be 8,

for 3 hours there will be 10,

for 2 hours there will be 12,

for 1/3 and 2/3 hours there will be 1 .

Therefore for 2 and 2/3 hours there will be 12 + 1 = 13.