Answer:
$15.25
Step-by-step explanation:
1.58 x 5 = 7.90 + 0.80 = 8.70
7.90 / 2 = 3.95
20 - 8.70 = 11.30 + 3.95 = 15.25
(If this is wrong please tell me!)
The answer is 420. Hope this helped.
What this question doesn't even make sense
It would be 5/8 i'm pretty sure sorry if it's not right.
Answer:
declaration = - 0.55 m/s²
Step-by-step explanation:
The declaration is a negative accelaration.
Therefore:

a = ?
v = 70 of 15% = 10.5 km/h to m/s = 2.9 m/s
u = 70 km/h to m/s = 19.4 m/s
t = 30 seconds

a = - 0.55 m/s²