Sydney read 50 5050 pages in 40 4040 minutes. She reads at a constant rate. How many pages can Sydney read per minute?

1.25 or pages per minute

Step-by-step explanation:

We are to determine the speed at which Sydney reads

Speed = total pages red / total minutes

50 / 40

The above fraction can be expressed its simplest form by dividing the numerator and the denominator by 10

5 / 4

the above fraction can be expressed as a mixed fraction as or as a decimal as 1.25 pages per minute

90

Step-by-step explanation:

2*5=10

10(15-6)

10*15=150

10*6=60

150-60=90