Answer:
Part A) 
of petrol and 
of oil
part B) 
or 
of petrol
Step-by-step explanation:
Part A) How much of each is there in 30 liters of mixture ?
Let
x-----> the amount of liters of petrol
y----> the amount of liters of oil
we know that
-----> equation A
---> equation B
substitute equation A in equation B
Find the value of x
Part B) How much petrol would be mixed with 500 ml of oil?
Convert ml to l
we know that
using proportion
Answer:
w·v = -87
Step-by-step explanation:
The projection of a vector on another vector is given by the dot product between the vectors.
Thus, you calculate the dot product between w and v:
So, the projection of w on v is -87
Answer:
3 gallons
Step-by-step explanation:
3/4 times two (To get the full hour) is 6/4. 6/4 times two (To get the 2 hours) is 12/4. 12/4 simplified is 3 WHOLE gallons.
I think it's a profit or a lone.
Answer:
2260.8cu.mm
Step-by-step explanation:I don't say you must have to mark my and as brainliest but if you think it has really helped you plz don't forget to thank me.
