Answer:
3.6*0.9=3.24
3*6.9=20.7
Step-by-step explanation:
Answer:
16%
Step-by-step explanation:
Percentage of the tip is the tip divided by the original bill and the result multiplied by 100%
That’s
$11.43/$73.57 x 100%
0.1554 x 100%
15.54
16%
The tip was 16% of the original bill
Answer:
5 gallons of water must be added.
10 gallons to start with
adding 'x' gallons of water final volume = 10 + x
.9 (10) = amount of vinegar
.1(10) = amount of water
amount of vinegar before and after water addition is constant
.9(10) = .6(10+x)
9 = 6 + .6x
3 = .6x
x = 5 gallons of water to be added
(i truly hope i helped you
Answer:
18√2
Step-by-step explanation:
The smaller triangle resulting from the division is similar to the original. Since its area is a factor of 1/2 relative to the larger triangle area, its linear dimensions must be a factor of √(1/2) = (√2)/2 times those of the larger triangle. Then the parallel base will have a length of ...
36·(√2)/2 = 18√2