Mathematics: in a box of stones,the ratio of red marbles to total marbles 2:5. The ratio of green stone to total stones is 3:10. If the stones that are neither red nor green is blue,how many blue stones are the box if there are 40marbles in the box?

in a box of stones,the ratio of red marbles to - id13990715, Justtrynapassclass

jekson1252

23.08.2021

12 blue marbles

Step-by-step explanation:

multiply 2:5 by 8 to get 16:40

multiply 3:10 by 4 to get 12:40

add 16 to 12 to get 28

Subtract 28 from 40 to get 12

Ultimately, you have 12 blue marbles

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joedawg50

26.01.2022

230

Step-by-step explanation:

$\frac{2}{50}$ = $\frac{x}{5750}$

cross multiply->11500=50x

divide both sides by 50 to isolate the variable

230=x

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