Answer:
2 hours for the 2 pipes
Step-by-step explanation:
1 pipe for a tank is 4 hours, but since 2 pipes is 2 hours less, it would take the two pipes together 2 hours
Answer:
2:3 (2 bikes for every 3 people)
Step-by-step explanation:
Answer:
-54
Step-by-step explanation:
27−34
=27−81
=−54
This is how I would work it out:
1st no. = x+1 2x+10=3(x+1)-7
2nd no. = x 2x+10=3x-4
x=14
1st no. is 15; 2nd no. is 14
To check: 28+10=38; three times the larger is 45; and 38 is 7 less than 45.
If it is 5ft a minute then it must be 10ft every two minutes
