A train traveled at an average speed of 45 miles per hour for 40 minutes, and at an average speed of 60 miles per hour for 1 hour. What was the average speed of the train, in miles per hour, for the trip? a.) 50, b.) 52.5, c.) 54, d.) 57,5, e.) 60

d) 30 units^2

area of rectangle = l × b

we know,

length = 10 unit

breadth = 3 unit

applying the formula,

= l × b

= 10 × 3

= 30 unit^2

happy to

pls mark as brainliest

lol.

it's ok we all do this sometimes.

-aparri

believe it or not anna is correct good job anna give me a fist bump there u go gal