Answer:
45 mph
Step-by-step explanation:
Find the unit rate (i. e., the speed):
6 mi 60 min
--------- * ------------- = (3/4)(60) mph = 45 mph
8 min 1 hr
Answer:
% Decrease = 19.2 ; 19.2%
Step-by-step explanation:
% Decrease = (Original Price - New price)/ Original price × 100
% Decrease = (78 - 63)/78 × 100
% Decrease = 15/78 × 100
% Decrease = 19.23
Answer:
The number he thought of was 13
Step-by-step explanation:
Revers the problem
3.5 * 3 = 10.5
10.5 - 4 = 6.5
6.5 * 2 = 13
