Respuesta :
Answer: 48 minutes
Step-by-step explanation:
flip trick : slides
7 : 8
slides =8
7 + 8 = 15
To get time needed in practicing slide;
8/15 × 90 = 720/15
= 48
Therefore the time needed to practice slide is 48 minutes
Answer: 48 minutes
Step-by-step explanation:
flip trick : slides
7 : 8
slides =8
7 + 8 = 15
To get time needed in practicing slide;
8/15 × 90 = 720/15
= 48
Therefore the time needed to practice slide is 48 minutes