Answer:
$4.33
Step-by-step explanation:
3 hours -> $13
1 hour -> $13/3 = $4.33
Answer:
33
Step-by-step explanation:
3 years ago, the difference in ages was twice Daniel's age. So, Daniel was 20/2 = 10 years old at that time. Ben was 30.
Now, Ben is 33.
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If two numbers have a ratio of 3:1, their difference is (3-1) = 2 times the smaller number.
2.1 ounces because you divide 21 by 10 which equals 2.1