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15-08-2019
Mathematics

contestada

Mary’s heart beats 68 times a minutes. At this rate, how many times does her heart beat in 45 minutes

Respuesta :

15-08-2019

Answer:

3060

Step-by-step explanation:

If the ratio is 68 beats: every minute

68:1

Then in 45 minutes you'd have to multiply 68 beats for 45 minutes

68 x 45= 3060

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