Fecha: De un trabajo dor o o pintor las paredes de un won To cuadrado de
tros de alto y lo 5 metros encodo loded are nied
superficial en me
tros cuadrados de be pintor?
9.5 me

What's the difference between: x≥0 and nonnegative integer. ?

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

Miguel has 334 baseball cards and 278 football cards. he says, i have 612 cards in all. is that reasonable? explain using the words round and estimate.