When I have walked 20% of the way to school, I have 1200 metres more to walk than when I have 20% of the walk remaining. How far, in metres, is it from my home to my school?

The tiles below are pieces of a normal ecg tracing representing a little less than two heartbeats at a resting rate of 80 bpm. arrange the tiles in their correct order. rank from first to last. do not overlap any tiles.

Nine more than four times a number is the same as one less than twice the number. find the number?

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?