This weekend karen participated in a road race. the ratio of the number of miles she ran to the number of miles she walked is 4 : 5. how many miles did karen run if she walked 10 miles? a. 2 mi. b. 4 mi. c. 6 mi. d. 8 mi.

sorry can't

step-by-step explanation:

i googled though and something came up but it was in science langueage not common english sooo

option a is correct.

step-by-step explanation:

scale factor: it is used to find proportional measurements.

proportions means having the same ratio.

scale factor is the ratio of the model measurement to the actual measurement in a simplest form.

or we can say that the ratio of any two corresponding lengths in two similar geometric figures

if the scale factor is more than 1, then it is an enlargement,

if the scale factor less than 1, then it is a reduction.

given the two geometric figure:

by definition of proportions, we have

1.3 million hoops i believe