Answers
A) 10 hits
B) 42 HCI
C) 13.8 inches
Step by step for three problems
A) Baseball
6 hits in 27 games is a rate of 2/9
(6/27 simplified = 2/9 rate)
45 games multiplied by 2/9 rate = 10 hits
_______________
B) Mixture problem
49 HCI to 91 water
Change to
?HCI to 78 water
49/91 = .538 ratio
Multiply ratio (rate) by 78 water
= 42 HCI
____________
C) Map reading
3.3 inches = 110 miles
Unknown inches = 460 miles
460 / 110 = 4.1818 rate
Multiply rate x 3.3 inches = 13.8
Actual distance on the map = 13.8 inches