Koby can work about 22 math problems in 30 minutes. At this rate, how many math problems can Koby work in 3 hours
2 answers:
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Answer:
option (A) 62 miles
Step-by-step explanation:
Data provided in the question:
Ratio on the left = 434 miles : 14 gallons
ratio on the right = ?? : 2 gallons
Now,
The ratio on the both sides are equal
let the unknown value in the ratio be 'x'
Now, the ratio a : b can also be represented as
therefore,
434 miles : 14 gallons = x : 2 gallons
or
⇒ =
or
⇒ x =
or
⇒ x = 62 miles
Hence,
the correct answer is option (A) 62 miles
