The ratio of red beads to blue beads on a necklace is 4:7. If there are 16 red beads, how many blue ones are there?

asked Oct 6, 2022 208k views

3 votes

by SMaN

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4 votes

Answer:

There are 28 beads

Explanation:

Total ratio:

${ \sf{ (4 + 7) = 11}}$

let total beads be x:

${ \sf{ (4)/(11) * x = 16 }} \\ \\ { \sf{x = (11 * 16)/(4) }} \\ x = 44 \: beads$

Blue beads:

$= 44 - 16 \\ = 28 \: \: beads$

Ketan Borada answered Oct 10, 2022

7.8k points

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