Mike has 12 red marbles. He has twice as many blue marbles as red marbles and 3 times as many yellow marbles as red marbles. San

Question

3 years ago

15

Mike has 12 red marbles. He has twice as many blue marbles as red marbles and 3 times as many yellow marbles as red marbles. San

dy said that Mike has 72 marbles in all.
Which statement is true?

A.
Sandy is correct.

B.
Sandy is not correct.
Mike has 24 marbles in all.

C.
Sandy is not correct.
Mike has 36 marbles in all.

D.
Sandy is not correct.
Mike has 48 marbles in all.

Mathematics

2 answers:

lana66690 [7] · Answer 1 · 2022-05-21T13:40:30+03:00

lana66690 [7]3 years ago

7 0

The answer should be A.

Mariulka [41] · Answer 2 · 2022-05-21T11:26:24+03:00

Ok well, first of all, you must do 12 x 2 because if Mike has twice as many of red marbles, (12 red) then you must multiply that by 2. So 12 x 2 is 24! Then Mike has 3 times as many of yellow marbles, so you do 24 x 3, which is 72! So the answer is A, Sandy is correct. Hope this helps! :)