Answer:
B
Step-by-step explanation:
6 times 50 = 300
6 times 2 = 12
300 + 12 = 312
6 times 52 = 312
My guess is 9 hours, because since pipe a takes 12 hours and with pipe b it takes 9, it's 12-9=3
I think.
Answer:
Continuously
Step-by-step explanation:
Continuously
Answer:
b
Step-by-step explanation:
The difference between price is 4 dollars and 4 dollars is 10 percent of 40, therefore it changes by 10%
Answer:
×=3
Step-by-step explanation:
you have to do 3×-2×=1x
and than the formal look like ×+4=4×-5
and move × to other side so that become 3x
and move 5 to +5 so that become 9
the formal look like 9=3×
and divide 3/9 is your answer
×=3