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marta [7]
3 years ago
14

A bag contains 150 marbles. Some are red and the rest are black. There are 14 red marbles for every black marble. How many red m

arbles are in the bag? Be prepared to explain your reasoning. 9 pts Question 7 ​
Mathematics
2 answers:
REY [17]3 years ago
8 0

Answer:

114

Step-by-step explanation:

Ratio of red marbles to black marbles is 19:1. (Data from 3rd sentence)

19+1= 20

20 units= 120 (Data from 1st sentence)

1 unit= 120/20= 6

19 units= 120-6= 114 (Values solved in working above)

Ans: There are 114 red marbles.

i hope i cleared your doubt

ella [17]3 years ago
4 0

Answer:

140

Step-by-step explanation:

140 just multiply 14x10=140 and there are 10 black marbles

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