Answer:
I believe it is 3 hours
Step-by-step explanation:
because it takes 1 hour to walk 3 miles (divide 30 by 10) so it would take 3 to walk 9
Addition/Subtraction and. Multiplication/ Division ... So checking one operation with its opposite is a good way to help verify your answer.
So 6.00 - .99 = 5.01 which give 20 mins
5.01 divided by .07 a min = around 71.5
20 + 71.5 is 91.5, so she can talk for about 91 full mins
Answer:
18/45 and 14/35
Step-by-step explanation:
15/25 are not equivalent fractions
12/35 are also not equivalent
14/21 are not equivalent either
18/45 and 14/35 are the only equivalent fractions.