Answer: a) 236 ml b) 94.4 %
Step-by-step explanation: a) in 44 % solution there is 0.44 · 25 ml = 11 ml.
Total volume of acid is 225 ml + 11 ml = 236 ml
b) vol-% of acid is 236 ml /(225 ml + 25 ml) · 100 % = 94.4 %
First, Do 49-11 which gets you 38 which is Horatio's game amount adding 11 and 38 get's you the final amount for Preston.
Preston- 11
Horation-38
First number multiply by 3 for the next number subtract 10 and repeat process
The two numbers of -5,5,-3,and 8 that have the same absolute value is -5, and 5
Answer:
48 minutes
Step-by-step explanation:
First, we divide 1.6 by 2 to see how much out of the hour we will walk. This equals 0.8. We have walked for 0.8 of an hour. An hour is 60 minutes. 60 minutes multiplied by 0.8 is 48. It takes 48 minutes to walk 1.6 miles at 2mph.
