Katherine uses $\frac{7}{10}$ of a gallon of red paint to paint $\frac{3}{5}$
of her wall.

How many gallons of red paint will she use to paint her whole wall?

A $\frac{21}{50}$

B $\frac{7}{15}$

C $1\frac{1}{6}$

D $1\frac{3}{10}$

13.33%

say 50 oranges, then 100 apples

80 are red, 20 are yellow

total fruit = 150

20chances out of 150 for yellow

20/150 = 13.33%

ranks (& how to earn them):

-beginner (needs at least 0 points & 0 brainliest answers)

- hand (needs at least 100 points & 0 brainliest answers)

-ambitious   (needs at least 250 points & 0 brainliest answers)

-virtuoso (needs at least 500 points & 5 brainliest answers)

-expert   (needs at least 1,000 points & 10 brainliest answers)

-ace (needs at least 3,000 points & 15 brainliest answers)

-genius   (needs at least 15,000 points & 50 brainliest answers)

how to award brainliest:

you must wait until 2 people answer to award brainliest. i'm pretty sure that it should be next to the "" and "comments" buttons.  

i those same problems in math and dont know how to do them