Question

20.) two buses leave Houston at the same time and travel in opposite directions. one bus averages 55 mi/h and the other bus averages 45 mi/h. when will they be 400 miles apart??????
21.)two planes left an airport at noon. one flew east and the other flew west at twice the speed. after 3 hours, the planes were 2700 miles apart. how fast was each plane flying?????
22.)the length of a rectangle is 3 cm greater than width. what are rectangles dimensions??? PLEASEEE HELP ASAP PLEASEEEEEE?????

Answer 1

Ugh this math.... sorry can't help you much here, 7th grade was the year I slacked off the most and precisely when I learned this <shrugs>

Answer 2

Try bumping your question^

Answer 3

hey im algebra 2 senior in high school not 7th!

Answer 4

Oh..well I learned this way back when xD sorry, I used to be in accelerated classes and was a few years ahead of myself.

Answer 5

u cant help at all????

Answer 6

Nope sorry, I forgot everything in my 7th grade year

Answer 7

k thnx anyways

Answer 8

no problem :)

Answer 9

they leave from same place, one 55miles going east (per say), and other going 45 miles per hour going west. So per every hour, the distance between the two moving objects will be 100 miles.

Answer 10

the combines speed is \(55+45=100\)

Answer 11

what @katherine.ok said

Answer 12

eh, don't understand katherines

Answer 13

So the main point is this: if every hour means 100 miles, then how many hours do you think will take to have 400miles of distance between them?

Answer 14

cn u put it in simple number format???? instead of wording

Answer 15

oh 4?