lpsajlover1 lpsajlover1

01-04-2022
Mathematics

contestada

Kim has 140 marbles. Fifty marbles are blue and the rest are red. Which of the following could be a way to express Kim's ratio of red marbles to blue marbles?
A 9 to 5
B 140:50
C 9 to 14
D 50: 90

Respuesta :

reinhard10158 reinhard10158

01-04-2022

Answer:

A

Step-by-step explanation:

140 marbles in total.

50 blue.

the rest = 140 - 50 = 90 red.

so the ratio of red to blue marbles is

90 : 50 = 9 : 5

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